79085910 has 16 divisors (see below), whose sum is σ = 189806256. Its totient is φ = 21089568.

The previous prime is 79085899. The next prime is 79085917. The reversal of 79085910 is 1958097.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79085917) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1318069 + ... + 1318128.

It is an arithmetic number, because the mean of its divisors is an integer number (11862891).

Almost surely, 2^79085910 is an apocalyptic number.

79085910 is an abundant number, since it is smaller than the sum of its proper divisors (110720346).

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

79085910 is a wasteful number, since it uses less digits than its factorization.

79085910 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2636207.

The product of its (nonzero) digits is 22680, while the sum is 39.

The square root of 79085910 is about 8893.0259192246. The cubic root of 79085910 is about 429.2395247949.

The spelling of 79085910 in words is "seventy-nine million, eighty-five thousand, nine hundred ten".