93972128 has 24 divisors (see below), whose sum is σ = 185527188. Its totient is φ = 46854144.

The previous prime is 93972103. The next prime is 93972139. The reversal of 93972128 is 82127939.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 86638864 + 7333264 = 9308^2 + 2708^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8000 + ... + 15872.

Almost surely, 2^93972128 is an apocalyptic number.

It is an amenable number.

93972128 is a deficient number, since it is larger than the sum of its proper divisors (91555060).

93972128 is a wasteful number, since it uses less digits than its factorization.

93972128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8256 (or 8248 counting only the distinct ones).

The product of its digits is 54432, while the sum is 41.

The square root of 93972128 is about 9693.9222196178. The cubic root of 93972128 is about 454.6386504276.

The spelling of 93972128 in words is "ninety-three million, nine hundred seventy-two thousand, one hundred twenty-eight".