13679916 has 12 divisors (see below), whose sum is σ = 31919832. Its totient is φ = 4559968.

The previous prime is 13679903. The next prime is 13679927. The reversal of 13679916 is 61997631.

13679916 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 569985 + ... + 570008.

It is an arithmetic number, because the mean of its divisors is an integer number (2659986).

Almost surely, 2^13679916 is an apocalyptic number.

It is an amenable number.

13679916 is an abundant number, since it is smaller than the sum of its proper divisors (18239916).

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

13679916 is a wasteful number, since it uses less digits than its factorization.

13679916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1140000 (or 1139998 counting only the distinct ones).

The product of its digits is 61236, while the sum is 42.

The square root of 13679916 is about 3698.6370462645. The cubic root of 13679916 is about 239.1632667686.

The spelling of 13679916 in words is "thirteen million, six hundred seventy-nine thousand, nine hundred sixteen".