79928976 has 40 divisors (see below), whose sum is σ = 208540224. Its totient is φ = 26377600.

The previous prime is 79928969. The next prime is 79928977. The reversal of 79928976 is 67982997.

It is not an unprimeable number, because it can be changed into a prime (79928977) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3396 + ... + 13091.

Almost surely, 2^79928976 is an apocalyptic number.

It is an amenable number.

79928976 is an abundant number, since it is smaller than the sum of its proper divisors (128611248).

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

79928976 is a wasteful number, since it uses less digits than its factorization.

79928976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16599 (or 16593 counting only the distinct ones).

The product of its digits is 3429216, while the sum is 57.

The square root of 79928976 is about 8940.3006660850. The cubic root of 79928976 is about 430.7593864443.

The spelling of 79928976 in words is "seventy-nine million, nine hundred twenty-eight thousand, nine hundred seventy-six".