79697164 has 6 divisors (see below), whose sum is σ = 139470044. Its totient is φ = 39848580.

The previous prime is 79697143. The next prime is 79697197. The reversal of 79697164 is 46179697.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9962142 + ... + 9962149.

Almost surely, 2^79697164 is an apocalyptic number.

It is an amenable number.

79697164 is a deficient number, since it is larger than the sum of its proper divisors (59772880).

79697164 is a wasteful number, since it uses less digits than its factorization.

79697164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19924295 (or 19924293 counting only the distinct ones).

The product of its digits is 571536, while the sum is 49.

The square root of 79697164 is about 8927.3268115377. The cubic root of 79697164 is about 430.3425501900.

The spelling of 79697164 in words is "seventy-nine million, six hundred ninety-seven thousand, one hundred sixty-four".