79736118 has 32 divisors (see below), whose sum is σ = 198823680. Its totient is φ = 20710560.

The previous prime is 79736113. The next prime is 79736131. The reversal of 79736118 is 81163797.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 79736118.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79736113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85833 + ... + 86756.

It is an arithmetic number, because the mean of its divisors is an integer number (6213240).

Almost surely, 2^79736118 is an apocalyptic number.

79736118 is an abundant number, since it is smaller than the sum of its proper divisors (119087562).

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

79736118 is a wasteful number, since it uses less digits than its factorization.

79736118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172612.

The product of its digits is 63504, while the sum is 42.

The square root of 79736118 is about 8929.5082731358. The cubic root of 79736118 is about 430.4126523634.

The spelling of 79736118 in words is "seventy-nine million, seven hundred thirty-six thousand, one hundred eighteen".