79646364 has 108 divisors (see below), whose sum is σ = 236485704. Its totient is φ = 22534848.

The previous prime is 79646353. The next prime is 79646387. The reversal of 79646364 is 46364697.

79646364 is a `hidden beast` number, since 7 + 9 + 6 + 4 + 636 + 4 = 666.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 287394 + ... + 287670.

Almost surely, 2^79646364 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 79646364, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118242852).

79646364 is an abundant number, since it is smaller than the sum of its proper divisors (156839340).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

79646364 is a wasteful number, since it uses less digits than its factorization.

79646364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464 (or 452 counting only the distinct ones).

The product of its digits is 653184, while the sum is 45.

The square root of 79646364 is about 8924.4811613897. The cubic root of 79646364 is about 430.2510954589.

The spelling of 79646364 in words is "seventy-nine million, six hundred forty-six thousand, three hundred sixty-four".