79882491 has 8 divisors (see below), whose sum is σ = 114703120. Its totient is φ = 49158432.

The previous prime is 79882487. The next prime is 79882493. The reversal of 79882491 is 19428897.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 79882491 - 2² = 79882487 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 79882491.

It is not an unprimeable number, because it can be changed into a prime (79882493) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1024096 + ... + 1024173.

It is an arithmetic number, because the mean of its divisors is an integer number (14337890).

Almost surely, 2^79882491 is an apocalyptic number.

79882491 is a deficient number, since it is larger than the sum of its proper divisors (34820629).

79882491 is a wasteful number, since it uses less digits than its factorization.

79882491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2048285.

The product of its digits is 290304, while the sum is 48.

The square root of 79882491 is about 8937.7005432046. The cubic root of 79882491 is about 430.6758634044.

The spelling of 79882491 in words is "seventy-nine million, eight hundred eighty-two thousand, four hundred ninety-one".