79864964 has 12 divisors (see below), whose sum is σ = 141121344. Its totient is φ = 39544584.

The previous prime is 79864949. The next prime is 79864969. The reversal of 79864964 is 46946897.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (79864969) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96512 + ... + 97335.

It is an arithmetic number, because the mean of its divisors is an integer number (11760112).

Almost surely, 2^79864964 is an apocalyptic number.

It is an amenable number.

79864964 is a deficient number, since it is larger than the sum of its proper divisors (61256380).

79864964 is a wasteful number, since it uses less digits than its factorization.

79864964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193954 (or 193952 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 53.

The square root of 79864964 is about 8936.7199799479. The cubic root of 79864964 is about 430.6443629346.

The spelling of 79864964 in words is "seventy-nine million, eight hundred sixty-four thousand, nine hundred sixty-four".