57004736 has 28 divisors (see below), whose sum is σ = 113370360. Its totient is φ = 28439040.

The previous prime is 57004721. The next prime is 57004747. The reversal of 57004736 is 63740075.

It is a Harshad number since it is a multiple of its sum of digits (32).

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, 43580 + ... + 44868.

Almost surely, 2^57004736 is an apocalyptic number.

It is an amenable number.

57004736 is a deficient number, since it is larger than the sum of its proper divisors (56365624).

57004736 is a wasteful number, since it uses less digits than its factorization.

57004736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1992 (or 1982 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 32.

The square root of 57004736 is about 7550.1480780181. The cubic root of 57004736 is about 384.8607716052.

The spelling of 57004736 in words is "fifty-seven million, four thousand, seven hundred thirty-six".