57422128 has 10 divisors (see below), whose sum is σ = 111255404. Its totient is φ = 28711056.

The previous prime is 57422119. The next prime is 57422153. The reversal of 57422128 is 82122475.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 57422128.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1794426 + ... + 1794457.

Almost surely, 2^57422128 is an apocalyptic number.

It is an amenable number.

57422128 is a deficient number, since it is larger than the sum of its proper divisors (53833276).

57422128 is a wasteful number, since it uses less digits than its factorization.

57422128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3588891 (or 3588885 counting only the distinct ones).

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

The square root of 57422128 is about 7577.7389767661. The cubic root of 57422128 is about 385.7978126248.

The spelling of 57422128 in words is "fifty-seven million, four hundred twenty-two thousand, one hundred twenty-eight".