79839396 has 72 divisors (see below), whose sum is σ = 248399424. Its totient is φ = 21055680.

The previous prime is 79839373. The next prime is 79839413. The reversal of 79839396 is 69393897.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8910 + ... + 15461.

It is an arithmetic number, because the mean of its divisors is an integer number (3449992).

Almost surely, 2^79839396 is an apocalyptic number.

It is an amenable number.

79839396 is an abundant number, since it is smaller than the sum of its proper divisors (168560028).

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

79839396 is a wasteful number, since it uses less digits than its factorization.

79839396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24401 (or 24396 counting only the distinct ones).

The product of its digits is 2204496, while the sum is 54.

The square root of 79839396 is about 8935.2893629697. The cubic root of 79839396 is about 430.5984024795.

The spelling of 79839396 in words is "seventy-nine million, eight hundred thirty-nine thousand, three hundred ninety-six".