79923814 has 16 divisors (see below), whose sum is σ = 121389840. Its totient is φ = 39463200.

The previous prime is 79923791. The next prime is 79923839. The reversal of 79923814 is 41832997.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113664 + ... + 114364.

It is an arithmetic number, because the mean of its divisors is an integer number (7586865).

Almost surely, 2^79923814 is an apocalyptic number.

79923814 is a deficient number, since it is larger than the sum of its proper divisors (41466026).

79923814 is a wasteful number, since it uses less digits than its factorization.

79923814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1335.

The product of its digits is 108864, while the sum is 43.

The square root of 79923814 is about 8940.0119686721. The cubic root of 79923814 is about 430.7501130955.

The spelling of 79923814 in words is "seventy-nine million, nine hundred twenty-three thousand, eight hundred fourteen".