79764492 has 12 divisors (see below), whose sum is σ = 186117176. Its totient is φ = 26588160.

The previous prime is 79764479. The next prime is 79764497. The reversal of 79764492 is 29446797.

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

It is not an unprimeable number, because it can be changed into a prime (79764497) 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, 3323509 + ... + 3323532.

Almost surely, 2^79764492 is an apocalyptic number.

It is an amenable number.

79764492 is an abundant number, since it is smaller than the sum of its proper divisors (106352684).

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

79764492 is a wasteful number, since it uses less digits than its factorization.

79764492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6647048 (or 6647046 counting only the distinct ones).

The product of its digits is 762048, while the sum is 48.

The square root of 79764492 is about 8931.0969091148. The cubic root of 79764492 is about 430.4637002473.

The spelling of 79764492 in words is "seventy-nine million, seven hundred sixty-four thousand, four hundred ninety-two".