79085259 has 24 divisors (see below), whose sum is σ = 126489792. Its totient is φ = 47211120.

The previous prime is 79085249. The next prime is 79085327. The reversal of 79085259 is 95258097.

It is a happy number.

It is not a de Polignac number, because 79085259 - 2⁷ = 79085131 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79085249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 672 + ... + 12594.

It is an arithmetic number, because the mean of its divisors is an integer number (5270408).

Almost surely, 2^79085259 is an apocalyptic number.

79085259 is a deficient number, since it is larger than the sum of its proper divisors (47404533).

79085259 is a wasteful number, since it uses less digits than its factorization.

79085259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12007 (or 12004 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 45.

The square root of 79085259 is about 8892.9893174343. The cubic root of 79085259 is about 429.2383470221.

The spelling of 79085259 in words is "seventy-nine million, eighty-five thousand, two hundred fifty-nine".