79717196 has 24 divisors (see below), whose sum is σ = 150650304. Its totient is φ = 36691200.

The previous prime is 79717193. The next prime is 79717207. The reversal of 79717196 is 69171797.

It is a self number, because there is not a number n which added to its sum of digits gives 79717196.

It is not an unprimeable number, because it can be changed into a prime (79717193) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18941 + ... + 22763.

It is an arithmetic number, because the mean of its divisors is an integer number (6277096).

Almost surely, 2^79717196 is an apocalyptic number.

It is an amenable number.

79717196 is a deficient number, since it is larger than the sum of its proper divisors (70933108).

79717196 is a wasteful number, since it uses less digits than its factorization.

79717196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4241 (or 4239 counting only the distinct ones).

The product of its digits is 166698, while the sum is 47.

The square root of 79717196 is about 8928.4486894421. The cubic root of 79717196 is about 430.3786029149.

The spelling of 79717196 in words is "seventy-nine million, seven hundred seventeen thousand, one hundred ninety-six".