57157160 has 16 divisors (see below), whose sum is σ = 128603700. Its totient is φ = 22862848.

The previous prime is 57157127. The next prime is 57157169. The reversal of 57157160 is 6175175.

It can be written as a sum of positive squares in 2 ways, for example, as 55323844 + 1833316 = 7438^2 + 1354^2 .

It is not an unprimeable number, because it can be changed into a prime (57157169) 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, 714425 + ... + 714504.

Almost surely, 2^57157160 is an apocalyptic number.

It is an amenable number.

57157160 is an abundant number, since it is smaller than the sum of its proper divisors (71446540).

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

57157160 is a wasteful number, since it uses less digits than its factorization.

57157160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1428940 (or 1428936 counting only the distinct ones).

The product of its (nonzero) digits is 7350, while the sum is 32.

The square root of 57157160 is about 7560.2354460691. The cubic root of 57157160 is about 385.2034905602.

The spelling of 57157160 in words is "fifty-seven million, one hundred fifty-seven thousand, one hundred sixty".