79315923 has 8 divisors (see below), whose sum is σ = 106055568. Its totient is φ = 52726784.

The previous prime is 79315919. The next prime is 79315927. The reversal of 79315923 is 32951397.

It is an interprime number because it is at equal distance from previous prime (79315919) and next prime (79315927).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 79315923 - 2² = 79315919 is a prime.

It is not an unprimeable number, because it can be changed into a prime (79315927) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36390 + ... + 38507.

It is an arithmetic number, because the mean of its divisors is an integer number (13256946).

Almost surely, 2^79315923 is an apocalyptic number.

79315923 is a deficient number, since it is larger than the sum of its proper divisors (26739645).

79315923 is a wasteful number, since it uses less digits than its factorization.

79315923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75253.

The product of its digits is 51030, while the sum is 39.

The square root of 79315923 is about 8905.9487422733. The cubic root of 79315923 is about 429.6552545975.

The spelling of 79315923 in words is "seventy-nine million, three hundred fifteen thousand, nine hundred twenty-three".