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2227200 = 21035229
BaseRepresentation
bin1000011111110000000000
311012011010220
420133300000
51032232300
6115423040
724634203
oct10376000
94164126
102227200
111291368
128b4a80
135cc991
1441d93a
152deda0
hex21fc00

2227200 has 132 divisors (see below), whose sum is σ = 7614840. Its totient is φ = 573440.

The previous prime is 2227193. The next prime is 2227201. The reversal of 2227200 is 27222.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2227200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2227201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 76786 + ... + 76814.

22227200 is an apocalyptic number.

2227200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2227200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3807420).

2227200 is an abundant number, since it is smaller than the sum of its proper divisors (5387640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2227200 is a wasteful number, since it uses less digits than its factorization.

2227200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62 (or 39 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 15.

The square root of 2227200 is about 1492.3806484942. The cubic root of 2227200 is about 130.5929520824.

The spelling of 2227200 in words is "two million, two hundred twenty-seven thousand, two hundred".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 25 29 30 32 40 48 50 58 60 64 75 80 87 96 100 116 120 128 145 150 160 174 192 200 232 240 256 290 300 320 348 384 400 435 464 480 512 580 600 640 696 725 768 800 870 928 960 1024 1160 1200 1280 1392 1450 1536 1600 1740 1856 1920 2175 2320 2400 2560 2784 2900 3072 3200 3480 3712 3840 4350 4640 4800 5120 5568 5800 6400 6960 7424 7680 8700 9280 9600 11136 11600 12800 13920 14848 15360 17400 18560 19200 22272 23200 25600 27840 29696 34800 37120 38400 44544 46400 55680 69600 74240 76800 89088 92800 111360 139200 148480 185600 222720 278400 371200 445440 556800 742400 1113600 2227200