79523994 has 32 divisors (see below), whose sum is σ = 183715776. Its totient is φ = 22680320.

The previous prime is 79523993. The next prime is 79524013. The reversal of 79523994 is 49932597.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (79523993) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34317 + ... + 36560.

It is an arithmetic number, because the mean of its divisors is an integer number (5741118).

Almost surely, 2^79523994 is an apocalyptic number.

79523994 is an abundant number, since it is smaller than the sum of its proper divisors (104191782).

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

79523994 is a wasteful number, since it uses less digits than its factorization.

79523994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70910.

The product of its digits is 612360, while the sum is 48.

The square root of 79523994 is about 8917.6226652623. The cubic root of 79523994 is about 430.0306341975.

The spelling of 79523994 in words is "seventy-nine million, five hundred twenty-three thousand, nine hundred ninety-four".