79091226 has 12 divisors (see below), whose sum is σ = 171364362. Its totient is φ = 26363736.

The previous prime is 79091209. The next prime is 79091263. The reversal of 79091226 is 62219097.

It can be written as a sum of positive squares in only one way, i.e., 72846225 + 6245001 = 8535^2 + 2499^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2196961 + ... + 2196996.

Almost surely, 2^79091226 is an apocalyptic number.

79091226 is an abundant number, since it is smaller than the sum of its proper divisors (92273136).

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

79091226 is a wasteful number, since it uses less digits than its factorization.

79091226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4393965 (or 4393962 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 36.

The square root of 79091226 is about 8893.3248000959. The cubic root of 79091226 is about 429.2491421262.

The spelling of 79091226 in words is "seventy-nine million, ninety-one thousand, two hundred twenty-six".