79331814 has 12 divisors (see below), whose sum is σ = 171885636. Its totient is φ = 26443932.

The previous prime is 79331803. The next prime is 79331867. The reversal of 79331814 is 41813397.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 2203644 + ... + 2203679.

It is an arithmetic number, because the mean of its divisors is an integer number (14323803).

Almost surely, 2^79331814 is an apocalyptic number.

79331814 is an abundant number, since it is smaller than the sum of its proper divisors (92553822).

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

79331814 is a wasteful number, since it uses less digits than its factorization.

79331814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4407331 (or 4407328 counting only the distinct ones).

The product of its digits is 18144, while the sum is 36.

The square root of 79331814 is about 8906.8408540851. The cubic root of 79331814 is about 429.6839465906.

The spelling of 79331814 in words is "seventy-nine million, three hundred thirty-one thousand, eight hundred fourteen".