79390612 has 36 divisors (see below), whose sum is σ = 168687904. Its totient is φ = 32019840.

The previous prime is 79390609. The next prime is 79390651. The reversal of 79390612 is 21609397.

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, 3187 + ... + 12997.

Almost surely, 2^79390612 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 79390612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84343952).

79390612 is an abundant number, since it is smaller than the sum of its proper divisors (89297292).

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

79390612 is a wasteful number, since it uses less digits than its factorization.

79390612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9856 (or 9837 counting only the distinct ones).

The product of its (nonzero) digits is 20412, while the sum is 37.

The square root of 79390612 is about 8910.1409640925. The cubic root of 79390612 is about 429.7900760076.

The spelling of 79390612 in words is "seventy-nine million, three hundred ninety thousand, six hundred twelve".