79667315 has 32 divisors (see below), whose sum is σ = 118250496. Its totient is φ = 50175360.

The previous prime is 79667311. The next prime is 79667359. The reversal of 79667315 is 51376697.

It is not a de Polignac number, because 79667315 - 2² = 79667311 is a prime.

It is not an unprimeable number, because it can be changed into a prime (79667311) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 141224 + ... + 141786.

It is an arithmetic number, because the mean of its divisors is an integer number (3695328).

Almost surely, 2^79667315 is an apocalyptic number.

79667315 is a deficient number, since it is larger than the sum of its proper divisors (38583181).

79667315 is a wasteful number, since it uses less digits than its factorization.

79667315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 899.

The product of its digits is 238140, while the sum is 44.

The square root of 79667315 is about 8925.6548779347. The cubic root of 79667315 is about 430.2888180448.

The spelling of 79667315 in words is "seventy-nine million, six hundred sixty-seven thousand, three hundred fifteen".