57175228 has 12 divisors (see below), whose sum is σ = 109152792. Its totient is φ = 25988720.

The previous prime is 57175219. The next prime is 57175229. The reversal of 57175228 is 82257175.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57175229) 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, 649675 + ... + 649762.

It is an arithmetic number, because the mean of its divisors is an integer number (9096066).

Almost surely, 2^57175228 is an apocalyptic number.

It is an amenable number.

57175228 is a deficient number, since it is larger than the sum of its proper divisors (51977564).

57175228 is a wasteful number, since it uses less digits than its factorization.

57175228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1299452 (or 1299450 counting only the distinct ones).

The product of its digits is 39200, while the sum is 37.

The square root of 57175228 is about 7561.4302879812. The cubic root of 57175228 is about 385.2440752886.

The spelling of 57175228 in words is "fifty-seven million, one hundred seventy-five thousand, two hundred twenty-eight".