79596990 has 192 divisors, whose sum is σ = 242004672. Its totient is φ = 17971200.

The previous prime is 79596977. The next prime is 79597033. The reversal of 79596990 is 9969597.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1501804 + ... + 1501856.

It is an arithmetic number, because the mean of its divisors is an integer number (1260441).

Almost surely, 2^79596990 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 79596990, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121002336).

79596990 is an abundant number, since it is smaller than the sum of its proper divisors (162407682).

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

79596990 is a wasteful number, since it uses less digits than its factorization.

79596990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155 (or 152 counting only the distinct ones).

The product of its (nonzero) digits is 1377810, while the sum is 54.

The square root of 79596990 is about 8921.7145213238. The cubic root of 79596990 is about 430.1621706681.

The spelling of 79596990 in words is "seventy-nine million, five hundred ninety-six thousand, nine hundred ninety".