79924812 has 48 divisors (see below), whose sum is σ = 210470400. Its totient is φ = 23383360.

The previous prime is 79924777. The next prime is 79924883. The reversal of 79924812 is 21842997.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6612 + ... + 14267.

It is an arithmetic number, because the mean of its divisors is an integer number (4384800).

Almost surely, 2^79924812 is an apocalyptic number.

It is an amenable number.

79924812 is an abundant number, since it is smaller than the sum of its proper divisors (130545588).

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

79924812 is a wasteful number, since it uses less digits than its factorization.

79924812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20926 (or 20924 counting only the distinct ones).

The product of its digits is 72576, while the sum is 42.

The square root of 79924812 is about 8940.0677849779. The cubic root of 79924812 is about 430.7519059980.

The spelling of 79924812 in words is "seventy-nine million, nine hundred twenty-four thousand, eight hundred twelve".