79085058 has 64 divisors (see below), whose sum is σ = 177985920. Its totient is φ = 23265792.

The previous prime is 79085057. The next prime is 79085077. The reversal of 79085058 is 85058097.

It is not an unprimeable number, because it can be changed into a prime (79085053) 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 31 ways as a sum of consecutive naturals, for example, 193158 + ... + 193566.

It is an arithmetic number, because the mean of its divisors is an integer number (2781030).

Almost surely, 2^79085058 is an apocalyptic number.

79085058 is a gapful number since it is divisible by the number (78) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 79085058, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88992960).

79085058 is an abundant number, since it is smaller than the sum of its proper divisors (98900862).

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

79085058 is a wasteful number, since it uses less digits than its factorization.

79085058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531.

The product of its (nonzero) digits is 100800, while the sum is 42.

The square root of 79085058 is about 8892.9780163902. The cubic root of 79085058 is about 429.2379833767.

The spelling of 79085058 in words is "seventy-nine million, eighty-five thousand, fifty-eight".