79822267 has 12 divisors (see below), whose sum is σ = 92096368. Its totient is φ = 67770000.

The previous prime is 79822261. The next prime is 79822273. The reversal of 79822267 is 76222897.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (79822261) and next prime (79822273).

It is not a de Polignac number, because 79822267 - 2⁷ = 79822139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (79822261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 317892 + ... + 318142.

Almost surely, 2^79822267 is an apocalyptic number.

79822267 is a deficient number, since it is larger than the sum of its proper divisors (12274101).

79822267 is an equidigital number, since it uses as much as digits as its factorization.

79822267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 690 (or 439 counting only the distinct ones).

The product of its digits is 169344, while the sum is 43.

The square root of 79822267 is about 8934.3308087400. The cubic root of 79822267 is about 430.5676062898.

It can be divided in two parts, 79822 and 267, that added together give a square (80089 = 283²).

The spelling of 79822267 in words is "seventy-nine million, eight hundred twenty-two thousand, two hundred sixty-seven".