79434984 has 32 divisors (see below), whose sum is σ = 200985120. Its totient is φ = 26158656.

The previous prime is 79434983. The next prime is 79434997. The reversal of 79434984 is 48943497.

It is not an unprimeable number, because it can be changed into a prime (79434983) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17947 + ... + 21930.

It is an arithmetic number, because the mean of its divisors is an integer number (6280785).

Almost surely, 2^79434984 is an apocalyptic number.

It is an amenable number.

79434984 is an abundant number, since it is smaller than the sum of its proper divisors (121550136).

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

79434984 is a wasteful number, since it uses less digits than its factorization.

79434984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39969 (or 39965 counting only the distinct ones).

The product of its digits is 870912, while the sum is 48.

The square root of 79434984 is about 8912.6305881036. The cubic root of 79434984 is about 429.8701320452.

It can be divided in two parts, 794 and 34984, that added together give a triangular number (35778 = T₂₆₇).

The spelling of 79434984 in words is "seventy-nine million, four hundred thirty-four thousand, nine hundred eighty-four".