79086456 has 120 divisors (see below), whose sum is σ = 230693760. Its totient is φ = 25310880.

The previous prime is 79086433. The next prime is 79086461. The reversal of 79086456 is 65468097.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 622665 + ... + 622791.

It is an arithmetic number, because the mean of its divisors is an integer number (1922448).

Almost surely, 2^79086456 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 79086456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115346880).

79086456 is an abundant number, since it is smaller than the sum of its proper divisors (151607304).

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

79086456 is a wasteful number, since it uses less digits than its factorization.

79086456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207 (or 163 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The square root of 79086456 is about 8893.0566173841. The cubic root of 79086456 is about 429.2405125993.

The spelling of 79086456 in words is "seventy-nine million, eighty-six thousand, four hundred fifty-six".