79874928 has 60 divisors (see below), whose sum is σ = 255476208. Its totient is φ = 22821120.

The previous prime is 79874911. The next prime is 79874933. The reversal of 79874928 is 82947897.

79874928 is a `hidden beast` number, since 79 + 87 + 492 + 8 = 666.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

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, 38613 + ... + 40628.

Almost surely, 2^79874928 is an apocalyptic number.

It is an amenable number.

79874928 is an abundant number, since it is smaller than the sum of its proper divisors (175601280).

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

79874928 is a wasteful number, since it uses less digits than its factorization.

79874928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79262 (or 79253 counting only the distinct ones).

The product of its digits is 2032128, while the sum is 54.

The square root of 79874928 is about 8937.2774377883. The cubic root of 79874928 is about 430.6622713381.

The spelling of 79874928 in words is "seventy-nine million, eight hundred seventy-four thousand, nine hundred twenty-eight".