56457704 has 16 divisors (see below), whose sum is σ = 105941220. Its totient is φ = 28206720.

The previous prime is 56457703. The next prime is 56457733. The reversal of 56457704 is 40775465.

It can be written as a sum of positive squares in 2 ways, for example, as 56100100 + 357604 = 7490^2 + 598^2 .

It is not an unprimeable number, because it can be changed into a prime (56457703) 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, 14174 + ... + 17714.

Almost surely, 2^56457704 is an apocalyptic number.

It is an amenable number.

56457704 is a deficient number, since it is larger than the sum of its proper divisors (49483516).

56457704 is a wasteful number, since it uses less digits than its factorization.

56457704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5540 (or 5536 counting only the distinct ones).

The product of its (nonzero) digits is 117600, while the sum is 38.

The square root of 56457704 is about 7513.8341743746. The cubic root of 56457704 is about 383.6257385025.

The spelling of 56457704 in words is "fifty-six million, four hundred fifty-seven thousand, seven hundred four".