79951422 has 16 divisors (see below), whose sum is σ = 160083072. Its totient is φ = 26620440.

The previous prime is 79951379. The next prime is 79951423. The reversal of 79951422 is 22415997.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79951423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1354 + ... + 12717.

It is an arithmetic number, because the mean of its divisors is an integer number (10005192).

Almost surely, 2^79951422 is an apocalyptic number.

79951422 is an abundant number, since it is smaller than the sum of its proper divisors (80131650).

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

79951422 is a wasteful number, since it uses less digits than its factorization.

79951422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15023.

The product of its digits is 45360, while the sum is 39.

The square root of 79951422 is about 8941.5559048747. Note that the first 3 decimals coincide. The cubic root of 79951422 is about 430.7997052404.

The spelling of 79951422 in words is "seventy-nine million, nine hundred fifty-one thousand, four hundred twenty-two".