79976331 has 12 divisors (see below), whose sum is σ = 116007840. Its totient is φ = 53093040.

The previous prime is 79976327. The next prime is 79976333. The reversal of 79976331 is 13367997.

79976331 is a `hidden beast` number, since 7 + 9 + 9 + 7 + 633 + 1 = 666.

It is not a de Polignac number, because 79976331 - 2² = 79976327 is a prime.

It is a super-2 number, since 2×79976331² = 12792427040443122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (79976333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16440 + ... + 20741.

It is an arithmetic number, because the mean of its divisors is an integer number (9667320).

Almost surely, 2^79976331 is an apocalyptic number.

79976331 is a deficient number, since it is larger than the sum of its proper divisors (36031509).

79976331 is a wasteful number, since it uses less digits than its factorization.

79976331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37426 (or 37423 counting only the distinct ones).

The product of its digits is 214326, while the sum is 45.

The square root of 79976331 is about 8942.9486747940. The cubic root of 79976331 is about 430.8444393860.

The spelling of 79976331 in words is "seventy-nine million, nine hundred seventy-six thousand, three hundred thirty-one".