79822393 has 8 divisors (see below), whose sum is σ = 92587712. Its totient is φ = 67397616.

The previous prime is 79822381. The next prime is 79822417. The reversal of 79822393 is 39322897.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 79822393 - 2²⁵ = 46267961 is a prime.

It is a super-2 number, since 2×79822393² = 12743228848492898, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (79822313) 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, 84630 + ... + 85567.

It is an arithmetic number, because the mean of its divisors is an integer number (11573464).

Almost surely, 2^79822393 is an apocalyptic number.

It is an amenable number.

79822393 is a deficient number, since it is larger than the sum of its proper divisors (12765319).

79822393 is a wasteful number, since it uses less digits than its factorization.

79822393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170271.

The product of its digits is 163296, while the sum is 43.

The square root of 79822393 is about 8934.3378601886. The cubic root of 79822393 is about 430.5678328410.

The spelling of 79822393 in words is "seventy-nine million, eight hundred twenty-two thousand, three hundred ninety-three".