79272222 has 16 divisors (see below), whose sum is σ = 158633472. Its totient is φ = 26409240.

The previous prime is 79272203. The next prime is 79272251. The reversal of 79272222 is 22227297.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15603 + ... + 20049.

It is an arithmetic number, because the mean of its divisors is an integer number (9914592).

Almost surely, 2^79272222 is an apocalyptic number.

79272222 is an abundant number, since it is smaller than the sum of its proper divisors (79361250).

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

79272222 is a wasteful number, since it uses less digits than its factorization.

79272222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7423.

The product of its digits is 14112, while the sum is 33.

The square root of 79272222 is about 8903.4949317670. The cubic root of 79272222 is about 429.5763304965.

The spelling of 79272222 in words is "seventy-nine million, two hundred seventy-two thousand, two hundred twenty-two".