79892136 has 64 divisors (see below), whose sum is σ = 225720000. Its totient is φ = 26175168.

The previous prime is 79892123. The next prime is 79892159. The reversal of 79892136 is 63129897.

It is a junction number, because it is equal to n+sod(n) for n = 79892091 and 79892100.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9610 + ... + 15878.

It is an arithmetic number, because the mean of its divisors is an integer number (3526875).

Almost surely, 2^79892136 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 79892136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112860000).

79892136 is an abundant number, since it is smaller than the sum of its proper divisors (145827864).

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

79892136 is a wasteful number, since it uses less digits than its factorization.

79892136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6343 (or 6333 counting only the distinct ones).

The product of its digits is 163296, while the sum is 45.

The square root of 79892136 is about 8938.2400952313. The cubic root of 79892136 is about 430.6931959533.

The spelling of 79892136 in words is "seventy-nine million, eight hundred ninety-two thousand, one hundred thirty-six".