79990732 has 6 divisors (see below), whose sum is σ = 139983788. Its totient is φ = 39995364.

The previous prime is 79990723. The next prime is 79990751. The reversal of 79990732 is 23709997.

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 as a sum of consecutive naturals, namely, 9998838 + ... + 9998845.

Almost surely, 2^79990732 is an apocalyptic number.

It is an amenable number.

79990732 is a deficient number, since it is larger than the sum of its proper divisors (59993056).

79990732 is a wasteful number, since it uses less digits than its factorization.

79990732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19997687 (or 19997685 counting only the distinct ones).

The product of its (nonzero) digits is 214326, while the sum is 46.

The square root of 79990732 is about 8943.7537980425. The cubic root of 79990732 is about 430.8702979465.

The spelling of 79990732 in words is "seventy-nine million, nine hundred ninety thousand, seven hundred thirty-two".