79787104 has 12 divisors (see below), whose sum is σ = 157080924. Its totient is φ = 39893536.

The previous prime is 79787083. The next prime is 79787111. The reversal of 79787104 is 40178797.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1246642 + ... + 1246705.

It is an arithmetic number, because the mean of its divisors is an integer number (13090077).

Almost surely, 2^79787104 is an apocalyptic number.

It is an amenable number.

79787104 is a deficient number, since it is larger than the sum of its proper divisors (77293820).

79787104 is a wasteful number, since it uses less digits than its factorization.

79787104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2493357 (or 2493349 counting only the distinct ones).

The product of its (nonzero) digits is 98784, while the sum is 43.

The square root of 79787104 is about 8932.3627333422. The cubic root of 79787104 is about 430.5043730050.

The spelling of 79787104 in words is "seventy-nine million, seven hundred eighty-seven thousand, one hundred four".