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4323040 = 25541659
BaseRepresentation
bin10000011111011011100000
322010122002121
4100133123200
52101314130
6232354024
751513421
oct20373340
98118077
104323040
112492a67
121545914
13b84917
14807648
155a5d7a
hex41f6e0

4323040 has 48 divisors (see below), whose sum is σ = 10478160. Its totient is φ = 1684480.

The previous prime is 4323037. The next prime is 4323047. The reversal of 4323040 is 403234.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4323047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6231 + ... + 6889.

It is an arithmetic number, because the mean of its divisors is an integer number (218295).

Almost surely, 24323040 is an apocalyptic number.

4323040 is a gapful number since it is divisible by the number (40) 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 4323040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5239080).

4323040 is an abundant number, since it is smaller than the sum of its proper divisors (6155120).

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

4323040 is a wasteful number, since it uses less digits than its factorization.

4323040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 715 (or 707 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 4323040 is about 2079.1921508124. The cubic root of 4323040 is about 162.9032509526.

Adding to 4323040 its reverse (403234), we get a palindrome (4726274).

The spelling of 4323040 in words is "four million, three hundred twenty-three thousand, forty".

Divisors: 1 2 4 5 8 10 16 20 32 40 41 80 82 160 164 205 328 410 656 659 820 1312 1318 1640 2636 3280 3295 5272 6560 6590 10544 13180 21088 26360 27019 52720 54038 105440 108076 135095 216152 270190 432304 540380 864608 1080760 2161520 4323040