79454912 has 14 divisors (see below), whose sum is σ = 157668468. Its totient is φ = 39727424.

The previous prime is 79454899. The next prime is 79454917. The reversal of 79454912 is 21945497.

It is a self number, because there is not a number n which added to its sum of digits gives 79454912.

It is not an unprimeable number, because it can be changed into a prime (79454917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 620678 + ... + 620805.

Almost surely, 2^79454912 is an apocalyptic number.

It is an amenable number.

79454912 is a deficient number, since it is larger than the sum of its proper divisors (78213556).

79454912 is a wasteful number, since it uses less digits than its factorization.

79454912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1241495 (or 1241485 counting only the distinct ones).

The product of its digits is 90720, while the sum is 41.

The square root of 79454912 is about 8913.7484819800. The cubic root of 79454912 is about 429.9060764754.

The spelling of 79454912 in words is "seventy-nine million, four hundred fifty-four thousand, nine hundred twelve".