13979306 has 8 divisors (see below), whose sum is σ = 22875264. Its totient is φ = 6354220.

The previous prime is 13979297. The next prime is 13979327. The reversal of 13979306 is 60397931.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 13979306.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 317690 + ... + 317733.

It is an arithmetic number, because the mean of its divisors is an integer number (2859408).

Almost surely, 2^13979306 is an apocalyptic number.

13979306 is a deficient number, since it is larger than the sum of its proper divisors (8895958).

13979306 is a wasteful number, since it uses less digits than its factorization.

13979306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635436.

The product of its (nonzero) digits is 30618, while the sum is 38.

The square root of 13979306 is about 3738.8910120516. The cubic root of 13979306 is about 240.8954167066.

The spelling of 13979306 in words is "thirteen million, nine hundred seventy-nine thousand, three hundred six".