79898922 has 12 divisors (see below), whose sum is σ = 173114370. Its totient is φ = 26632968.

The previous prime is 79898891. The next prime is 79898939. The reversal of 79898922 is 22989897.

It can be written as a sum of positive squares in only one way, i.e., 79762761 + 136161 = 8931^2 + 369^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2219397 + ... + 2219432.

Almost surely, 2^79898922 is an apocalyptic number.

79898922 is an abundant number, since it is smaller than the sum of its proper divisors (93215448).

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

79898922 is a wasteful number, since it uses less digits than its factorization.

79898922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4438837 (or 4438834 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 54.

The square root of 79898922 is about 8938.6196921001. The cubic root of 79898922 is about 430.7053898997.

The spelling of 79898922 in words is "seventy-nine million, eight hundred ninety-eight thousand, nine hundred twenty-two".