13967886 has 16 divisors (see below), whose sum is σ = 28030464. Its totient is φ = 4640184.

The previous prime is 13967867. The next prime is 13967917. The reversal of 13967886 is 68876931.

13967886 is nontrivially palindromic in base 5.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1950 + ... + 5633.

It is an arithmetic number, because the mean of its divisors is an integer number (1751904).

Almost surely, 2^13967886 is an apocalyptic number.

13967886 is an abundant number, since it is smaller than the sum of its proper divisors (14062578).

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

13967886 is a wasteful number, since it uses less digits than its factorization.

13967886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7895.

The product of its digits is 435456, while the sum is 48.

The square root of 13967886 is about 3737.3635092134. The cubic root of 13967886 is about 240.8298012623.

The spelling of 13967886 in words is "thirteen million, nine hundred sixty-seven thousand, eight hundred eighty-six".