79321804 has 12 divisors (see below), whose sum is σ = 139309128. Its totient is φ = 39519200.

The previous prime is 79321793. The next prime is 79321829. The reversal of 79321804 is 40812397.

It is a self number, because there is not a number n which added to its sum of digits gives 79321804.

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, 34162 + ... + 36409.

It is an arithmetic number, because the mean of its divisors is an integer number (11609094).

Almost surely, 2^79321804 is an apocalyptic number.

It is an amenable number.

79321804 is a deficient number, since it is larger than the sum of its proper divisors (59987324).

79321804 is a wasteful number, since it uses less digits than its factorization.

79321804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70856 (or 70854 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 79321804 is about 8906.2789087250. The cubic root of 79321804 is about 429.6658734830.

The spelling of 79321804 in words is "seventy-nine million, three hundred twenty-one thousand, eight hundred four".