79678336 has 32 divisors (see below), whose sum is σ = 159389280. Its totient is φ = 39674880.

The previous prime is 79678309. The next prime is 79678349. The reversal of 79678336 is 63387697.

It is a tau number, because it is divible by the number of its divisors (32).

It is a self number, because there is not a number n which added to its sum of digits gives 79678336.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33540 + ... + 35836.

It is an arithmetic number, because the mean of its divisors is an integer number (4980915).

Almost surely, 2^79678336 is an apocalyptic number.

It is an amenable number.

79678336 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

79678336 is a wasteful number, since it uses less digits than its factorization.

79678336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2582 (or 2570 counting only the distinct ones).

The product of its digits is 1143072, while the sum is 49.

The square root of 79678336 is about 8926.2722342532. The cubic root of 79678336 is about 430.3086588641.

The spelling of 79678336 in words is "seventy-nine million, six hundred seventy-eight thousand, three hundred thirty-six".