56915976 has 32 divisors (see below), whose sum is σ = 153236160. Its totient is φ = 17512512.

The previous prime is 56915927. The next prime is 56915987. The reversal of 56915976 is 67951965.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90900 + ... + 91523.

It is an arithmetic number, because the mean of its divisors is an integer number (4788630).

Almost surely, 2^56915976 is an apocalyptic number.

It is an amenable number.

56915976 is an abundant number, since it is smaller than the sum of its proper divisors (96320184).

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

56915976 is a wasteful number, since it uses less digits than its factorization.

56915976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182445 (or 182441 counting only the distinct ones).

The product of its digits is 510300, while the sum is 48.

The square root of 56915976 is about 7544.2677577085. The cubic root of 56915976 is about 384.6609169397.

The spelling of 56915976 in words is "fifty-six million, nine hundred fifteen thousand, nine hundred seventy-six".