56425928 has 16 divisors (see below), whose sum is σ = 113937180. Its totient is φ = 26042688.

The previous prime is 56425903. The next prime is 56425931. The reversal of 56425928 is 82952465.

It can be written as a sum of positive squares in 2 ways, for example, as 56280004 + 145924 = 7502^2 + 382^2 .

It is a super-2 number, since 2×56425928² = 6367770701322368, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 271175 + ... + 271382.

Almost surely, 2^56425928 is an apocalyptic number.

It is an amenable number.

56425928 is an abundant number, since it is smaller than the sum of its proper divisors (57511252).

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

56425928 is a wasteful number, since it uses less digits than its factorization.

56425928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542576 (or 542572 counting only the distinct ones).

The product of its digits is 172800, while the sum is 41.

The square root of 56425928 is about 7511.7193770801. The cubic root of 56425928 is about 383.5537531737.

The spelling of 56425928 in words is "fifty-six million, four hundred twenty-five thousand, nine hundred twenty-eight".