57228968 has 16 divisors (see below), whose sum is σ = 111970080. Its totient is φ = 27370288.

The previous prime is 57228949. The next prime is 57229019. The reversal of 57228968 is 86982275.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155330 + ... + 155697.

It is an arithmetic number, because the mean of its divisors is an integer number (6998130).

Almost surely, 2^57228968 is an apocalyptic number.

It is an amenable number.

57228968 is a deficient number, since it is larger than the sum of its proper divisors (54741112).

57228968 is a wasteful number, since it uses less digits than its factorization.

57228968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311056 (or 311052 counting only the distinct ones).

The product of its digits is 483840, while the sum is 47.

The square root of 57228968 is about 7564.9830138606. The cubic root of 57228968 is about 385.3647367145.

The spelling of 57228968 in words is "fifty-seven million, two hundred twenty-eight thousand, nine hundred sixty-eight".