79784396 has 12 divisors (see below), whose sum is σ = 139693848. Its totient is φ = 39871872.

The previous prime is 79784387. The next prime is 79784399. The reversal of 79784396 is 69348797.

It is not an unprimeable number, because it can be changed into a prime (79784399) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6875 + ... + 14381.

It is an arithmetic number, because the mean of its divisors is an integer number (11641154).

Almost surely, 2^79784396 is an apocalyptic number.

It is an amenable number.

79784396 is a deficient number, since it is larger than the sum of its proper divisors (59909452).

79784396 is a wasteful number, since it uses less digits than its factorization.

79784396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10168 (or 10166 counting only the distinct ones).

The product of its digits is 2286144, while the sum is 53.

The square root of 79784396 is about 8932.2111484223. The cubic root of 79784396 is about 430.4995024642.

The spelling of 79784396 in words is "seventy-nine million, seven hundred eighty-four thousand, three hundred ninety-six".