79497968 has 40 divisors (see below), whose sum is σ = 169463856. Its totient is φ = 36125760.

The previous prime is 79497953. The next prime is 79497973. The reversal of 79497968 is 86979497.

It is a super-2 number, since 2×79497968² = 12639853832258048, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19430 + ... + 23162.

Almost surely, 2^79497968 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 79497968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84731928).

79497968 is an abundant number, since it is smaller than the sum of its proper divisors (89965888).

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

79497968 is a wasteful number, since it uses less digits than its factorization.

79497968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3774 (or 3746 counting only the distinct ones).

The product of its digits is 6858432, while the sum is 59.

The square root of 79497968 is about 8916.1633004337. The cubic root of 79497968 is about 429.9837167081.

The spelling of 79497968 in words is "seventy-nine million, four hundred ninety-seven thousand, nine hundred sixty-eight".