57122842 has 16 divisors (see below), whose sum is σ = 98021952. Its totient is φ = 24456960.

The previous prime is 57122827. The next prime is 57122899. The reversal of 57122842 is 24822175.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25978 + ... + 28090.

It is an arithmetic number, because the mean of its divisors is an integer number (6126372).

Almost surely, 2^57122842 is an apocalyptic number.

57122842 is a deficient number, since it is larger than the sum of its proper divisors (40899110).

57122842 is a wasteful number, since it uses less digits than its factorization.

57122842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4053.

The product of its digits is 8960, while the sum is 31.

The square root of 57122842 is about 7557.9654669759. The cubic root of 57122842 is about 385.1263811775.

The spelling of 57122842 in words is "fifty-seven million, one hundred twenty-two thousand, eight hundred forty-two".