57074979 has 24 divisors (see below), whose sum is σ = 84307440. Its totient is φ = 34141824.

The previous prime is 57074971. The next prime is 57074989. The reversal of 57074979 is 97947075.

It is not a de Polignac number, because 57074979 - 2³ = 57074971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (57074971) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 52857 + ... + 53925.

It is an arithmetic number, because the mean of its divisors is an integer number (3512810).

Almost surely, 2^57074979 is an apocalyptic number.

57074979 is a deficient number, since it is larger than the sum of its proper divisors (27232461).

57074979 is a wasteful number, since it uses less digits than its factorization.

57074979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1159 (or 1122 counting only the distinct ones).

The product of its (nonzero) digits is 555660, while the sum is 48.

The square root of 57074979 is about 7554.7984089584. The cubic root of 57074979 is about 385.0187858377.

The spelling of 57074979 in words is "fifty-seven million, seventy-four thousand, nine hundred seventy-nine".