79417864 has 16 divisors (see below), whose sum is σ = 149126400. Its totient is φ = 39650832.

The previous prime is 79417859. The next prime is 79417867. The reversal of 79417864 is 46871497.

It is not an unprimeable number, because it can be changed into a prime (79417867) 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, 1152 + ... + 12655.

It is an arithmetic number, because the mean of its divisors is an integer number (9320400).

Almost surely, 2^79417864 is an apocalyptic number.

It is an amenable number.

79417864 is a deficient number, since it is larger than the sum of its proper divisors (69708536).

79417864 is a wasteful number, since it uses less digits than its factorization.

79417864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14532 (or 14528 counting only the distinct ones).

The product of its digits is 338688, while the sum is 46.

The square root of 79417864 is about 8911.6701016140. The cubic root of 79417864 is about 429.8392476453.

The spelling of 79417864 in words is "seventy-nine million, four hundred seventeen thousand, eight hundred sixty-four".