57192172 has 6 divisors (see below), whose sum is σ = 100086308. Its totient is φ = 28596084.

The previous prime is 57192169. The next prime is 57192173. The reversal of 57192172 is 27129175.

It is not an unprimeable number, because it can be changed into a prime (57192173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7149018 + ... + 7149025.

Almost surely, 2^57192172 is an apocalyptic number.

It is an amenable number.

57192172 is a deficient number, since it is larger than the sum of its proper divisors (42894136).

57192172 is a wasteful number, since it uses less digits than its factorization.

57192172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14298047 (or 14298045 counting only the distinct ones).

The product of its digits is 8820, while the sum is 34.

The square root of 57192172 is about 7562.5506279297. The cubic root of 57192172 is about 385.2821274959.

The spelling of 57192172 in words is "fifty-seven million, one hundred ninety-two thousand, one hundred seventy-two".