57252844 has 36 divisors (see below), whose sum is σ = 113954400. Its totient is φ = 25120480.

The previous prime is 57252841. The next prime is 57252857. The reversal of 57252844 is 44825275.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (57252841) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11997 + ... + 16075.

It is an arithmetic number, because the mean of its divisors is an integer number (3165400).

Almost surely, 2^57252844 is an apocalyptic number.

It is an amenable number.

57252844 is a deficient number, since it is larger than the sum of its proper divisors (56701556).

57252844 is a wasteful number, since it uses less digits than its factorization.

57252844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4134 (or 4121 counting only the distinct ones).

The product of its digits is 89600, while the sum is 37.

The square root of 57252844 is about 7566.5609096868. The cubic root of 57252844 is about 385.4183208201.

The spelling of 57252844 in words is "fifty-seven million, two hundred fifty-two thousand, eight hundred forty-four".