56566704 has 40 divisors (see below), whose sum is σ = 151173360. Its totient is φ = 18204928.

The previous prime is 56566681. The next prime is 56566739. The reversal of 56566704 is 40766565.

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, 18927 + ... + 21710.

It is an arithmetic number, because the mean of its divisors is an integer number (3779334).

Almost surely, 2^56566704 is an apocalyptic number.

It is an amenable number.

56566704 is an abundant number, since it is smaller than the sum of its proper divisors (94606656).

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

56566704 is a wasteful number, since it uses less digits than its factorization.

56566704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40677 (or 40671 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 39.

The square root of 56566704 is about 7521.0839644296. The cubic root of 56566704 is about 383.8724619857.

The spelling of 56566704 in words is "fifty-six million, five hundred sixty-six thousand, seven hundred four".