79965316 has 6 divisors (see below), whose sum is σ = 139939310. Its totient is φ = 39982656.

The previous prime is 79965311. The next prime is 79965317. The reversal of 79965316 is 61356997.

It can be written as a sum of positive squares in only one way, i.e., 78854400 + 1110916 = 8880^2 + 1054^2 .

It is not an unprimeable number, because it can be changed into a prime (79965311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9995661 + ... + 9995668.

Almost surely, 2^79965316 is an apocalyptic number.

It is an amenable number.

79965316 is a deficient number, since it is larger than the sum of its proper divisors (59973994).

79965316 is a wasteful number, since it uses less digits than its factorization.

79965316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19991333 (or 19991331 counting only the distinct ones).

The product of its digits is 306180, while the sum is 46.

The square root of 79965316 is about 8942.3328052584. The cubic root of 79965316 is about 430.8246586611.

The spelling of 79965316 in words is "seventy-nine million, nine hundred sixty-five thousand, three hundred sixteen".