13886964 has 144 divisors (see below), whose sum is σ = 45089408. Its totient is φ = 3639168.

The previous prime is 13886933. The next prime is 13886981. The reversal of 13886964 is 46968831.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 88374 + ... + 88530.

Almost surely, 2^13886964 is an apocalyptic number.

13886964 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13886964, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22544704).

13886964 is an abundant number, since it is smaller than the sum of its proper divisors (31202444).

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

13886964 is a wasteful number, since it uses less digits than its factorization.

13886964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196 (or 182 counting only the distinct ones).

The product of its digits is 248832, while the sum is 45.

The square root of 13886964 is about 3726.5217026069. The cubic root of 13886964 is about 240.3638231908.

The spelling of 13886964 in words is "thirteen million, eight hundred eighty-six thousand, nine hundred sixty-four".