79456522 has 4 divisors (see below), whose sum is σ = 119184786. Its totient is φ = 39728260.

The previous prime is 79456519. The next prime is 79456529. The reversal of 79456522 is 22565497.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 59305401 + 20151121 = 7701^2 + 4489^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (79456529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19864129 + ... + 19864132.

Almost surely, 2^79456522 is an apocalyptic number.

79456522 is a deficient number, since it is larger than the sum of its proper divisors (39728264).

79456522 is a wasteful number, since it uses less digits than its factorization.

79456522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39728263.

The product of its digits is 151200, while the sum is 40.

The square root of 79456522 is about 8913.8387914523. The cubic root of 79456522 is about 429.9089801940.

The spelling of 79456522 in words is "seventy-nine million, four hundred fifty-six thousand, five hundred twenty-two".