57503272 has 32 divisors (see below), whose sum is σ = 114300000. Its totient is φ = 27044928.

The previous prime is 57503269. The next prime is 57503273. The reversal of 57503272 is 27230575.

It is not an unprimeable number, because it can be changed into a prime (57503273) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21379 + ... + 23917.

It is an arithmetic number, because the mean of its divisors is an integer number (3571875).

Almost surely, 2^57503272 is an apocalyptic number.

It is an amenable number.

57503272 is a deficient number, since it is larger than the sum of its proper divisors (56796728).

57503272 is a wasteful number, since it uses less digits than its factorization.

57503272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2713 (or 2709 counting only the distinct ones).

The product of its (nonzero) digits is 14700, while the sum is 31.

The square root of 57503272 is about 7583.0911902733. The cubic root of 57503272 is about 385.9794524934.

It can be divided in two parts, 57503 and 272, that added together give a palindrome (57775).

The spelling of 57503272 in words is "fifty-seven million, five hundred three thousand, two hundred seventy-two".