79822408 has 32 divisors (see below), whose sum is σ = 153954360. Its totient is φ = 38776320.

The previous prime is 79822381. The next prime is 79822417. The reversal of 79822408 is 80422897.

It can be written as a sum of positive squares in 4 ways, for example, as 26853124 + 52969284 = 5182^2 + 7278^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 129910 + ... + 130522.

Almost surely, 2^79822408 is an apocalyptic number.

It is an amenable number.

79822408 is a deficient number, since it is larger than the sum of its proper divisors (74131952).

79822408 is a wasteful number, since it uses less digits than its factorization.

79822408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1057 (or 1053 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 40.

The square root of 79822408 is about 8934.3386996464. The cubic root of 79822408 is about 430.5678598113.

The spelling of 79822408 in words is "seventy-nine million, eight hundred twenty-two thousand, four hundred eight".