57564708 has 12 divisors (see below), whose sum is σ = 134317680. Its totient is φ = 19188232.

The previous prime is 57564679. The next prime is 57564709. The reversal of 57564708 is 80746575.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 57564708.

It is not an unprimeable number, because it can be changed into a prime (57564709) 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, 2398518 + ... + 2398541.

It is an arithmetic number, because the mean of its divisors is an integer number (11193140).

Almost surely, 2^57564708 is an apocalyptic number.

It is an amenable number.

57564708 is an abundant number, since it is smaller than the sum of its proper divisors (76752972).

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

57564708 is a wasteful number, since it uses less digits than its factorization.

57564708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4797066 (or 4797064 counting only the distinct ones).

The product of its (nonzero) digits is 235200, while the sum is 42.

The square root of 57564708 is about 7587.1409634987. The cubic root of 57564708 is about 386.1168626087.

The spelling of 57564708 in words is "fifty-seven million, five hundred sixty-four thousand, seven hundred eight".