56400704 has 28 divisors (see below), whose sum is σ = 112398048. Its totient is φ = 28080000.

The previous prime is 56400703. The next prime is 56400709. The reversal of 56400704 is 40700465.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56400703) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14309 + ... + 17819.

It is an arithmetic number, because the mean of its divisors is an integer number (4014216).

Almost surely, 2^56400704 is an apocalyptic number.

It is an amenable number.

56400704 is a deficient number, since it is larger than the sum of its proper divisors (55997344).

56400704 is a wasteful number, since it uses less digits than its factorization.

56400704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3774 (or 3764 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 56400704 is about 7510.0402129416. The cubic root of 56400704 is about 383.4965914976.

The spelling of 56400704 in words is "fifty-six million, four hundred thousand, seven hundred four".