57422988 has 36 divisors (see below), whose sum is σ = 165889360. Its totient is φ = 16406496.

The previous prime is 57422971. The next prime is 57423007. The reversal of 57422988 is 88922475.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 113683 + ... + 114186.

Almost surely, 2^57422988 is an apocalyptic number.

It is an amenable number.

57422988 is an abundant number, since it is smaller than the sum of its proper divisors (108466372).

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

57422988 is a wasteful number, since it uses less digits than its factorization.

57422988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227886 (or 227881 counting only the distinct ones).

The product of its digits is 322560, while the sum is 45.

The square root of 57422988 is about 7577.7957217122. The cubic root of 57422988 is about 385.7997386214.

The spelling of 57422988 in words is "fifty-seven million, four hundred twenty-two thousand, nine hundred eighty-eight".