13979676 has 24 divisors (see below), whose sum is σ = 34038144. Its totient is φ = 4457200.

The previous prime is 13979671. The next prime is 13979677. The reversal of 13979676 is 67697931.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13979671) 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, 25050 + ... + 25601.

It is an arithmetic number, because the mean of its divisors is an integer number (1418256).

Almost surely, 2^13979676 is an apocalyptic number.

It is an amenable number.

13979676 is an abundant number, since it is smaller than the sum of its proper divisors (20058468).

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

13979676 is a wasteful number, since it uses less digits than its factorization.

13979676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50681 (or 50679 counting only the distinct ones).

The product of its digits is 428652, while the sum is 48.

The square root of 13979676 is about 3738.9404916366. The cubic root of 13979676 is about 240.8975420033.

The spelling of 13979676 in words is "thirteen million, nine hundred seventy-nine thousand, six hundred seventy-six".