79792788 has 12 divisors (see below), whose sum is σ = 186183200. Its totient is φ = 26597592.

The previous prime is 79792787. The next prime is 79792813. The reversal of 79792788 is 88729797.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79792787) 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, 3324688 + ... + 3324711.

Almost surely, 2^79792788 is an apocalyptic number.

It is an amenable number.

79792788 is an abundant number, since it is smaller than the sum of its proper divisors (106390412).

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

79792788 is a wasteful number, since it uses less digits than its factorization.

79792788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6649406 (or 6649404 counting only the distinct ones).

The product of its digits is 3556224, while the sum is 57.

The square root of 79792788 is about 8932.6808965730. The cubic root of 79792788 is about 430.5145957462.

The spelling of 79792788 in words is "seventy-nine million, seven hundred ninety-two thousand, seven hundred eighty-eight".