57312064 has 28 divisors (see below), whose sum is σ = 114185700. Its totient is φ = 28540928.

The previous prime is 57312061. The next prime is 57312071. The reversal of 57312064 is 46021375.

It can be written as a sum of positive squares in 2 ways, for example, as 11614464 + 45697600 = 3408^2 + 6760^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57312061) 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, 15552 + ... + 18880.

Almost surely, 2^57312064 is an apocalyptic number.

It is an amenable number.

57312064 is a deficient number, since it is larger than the sum of its proper divisors (56873636).

57312064 is a wasteful number, since it uses less digits than its factorization.

57312064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3610 (or 3600 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 57312064 is about 7570.4731688317. The cubic root of 57312064 is about 385.5511620108.

The spelling of 57312064 in words is "fifty-seven million, three hundred twelve thousand, sixty-four".