13866964 has 6 divisors (see below), whose sum is σ = 24267194. Its totient is φ = 6933480.

The previous prime is 13866929. The next prime is 13866967. The reversal of 13866964 is 46966831.

It can be written as a sum of positive squares in only one way, i.e., 10942864 + 2924100 = 3308^2 + 1710^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13866964.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13866967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1733367 + ... + 1733374.

Almost surely, 2^13866964 is an apocalyptic number.

It is an amenable number.

13866964 is a deficient number, since it is larger than the sum of its proper divisors (10400230).

13866964 is a wasteful number, since it uses less digits than its factorization.

13866964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3466745 (or 3466743 counting only the distinct ones).

The product of its digits is 186624, while the sum is 43.

The square root of 13866964 is about 3723.8372681953. The cubic root of 13866964 is about 240.2483771239.

The spelling of 13866964 in words is "thirteen million, eight hundred sixty-six thousand, nine hundred sixty-four".