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4227948 = 2232117443
BaseRepresentation
bin10000001000001101101100
321221210122200
4100020031230
52040243243
6230341500
750636244
oct20101554
97853580
104227948
11242857a
1214ba890
13b5055a
147c0b24
15587ad3
hex40836c

4227948 has 18 divisors (see below), whose sum is σ = 10687404. Its totient is φ = 1409304.

The previous prime is 4227931. The next prime is 4227959. The reversal of 4227948 is 8497224.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 117443 = 4227948 / (4 + 2 + 2 + 7 + 9 + 4 + 8).

It is a d-powerful number, because it can be written as 4 + 29 + 215 + 73 + 9 + 411 + 8 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 58686 + ... + 58757.

Almost surely, 24227948 is an apocalyptic number.

It is an amenable number.

4227948 is an abundant number, since it is smaller than the sum of its proper divisors (6459456).

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

4227948 is a wasteful number, since it uses less digits than its factorization.

4227948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117453 (or 117448 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 4227948 is about 2056.1974613349. The cubic root of 4227948 is about 161.6999475654.

The spelling of 4227948 in words is "four million, two hundred twenty-seven thousand, nine hundred forty-eight".

Divisors: 1 2 3 4 6 9 12 18 36 117443 234886 352329 469772 704658 1056987 1409316 2113974 4227948