79323505 has 16 divisors (see below), whose sum is σ = 96825600. Its totient is φ = 62375040.

The previous prime is 79323473. The next prime is 79323509. The reversal of 79323505 is 50532397.

It is not a de Polignac number, because 79323505 - 2⁵ = 79323473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (79323509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 161310 + ... + 161800.

It is an arithmetic number, because the mean of its divisors is an integer number (6051600).

Almost surely, 2^79323505 is an apocalyptic number.

It is an amenable number.

79323505 is a deficient number, since it is larger than the sum of its proper divisors (17502095).

79323505 is a wasteful number, since it uses less digits than its factorization.

79323505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 984.

The product of its (nonzero) digits is 28350, while the sum is 34.

The square root of 79323505 is about 8906.3744026399. The cubic root of 79323505 is about 429.6689447547.

The spelling of 79323505 in words is "seventy-nine million, three hundred twenty-three thousand, five hundred five".