13896684 has 108 divisors (see below), whose sum is σ = 39947544. Its totient is φ = 4209408.

The previous prime is 13896679. The next prime is 13896689. The reversal of 13896684 is 48669831.

13896684 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13896679) and next prime (13896689).

It is a tau number, because it is divible by the number of its divisors (108).

It is not an unprimeable number, because it can be changed into a prime (13896689) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 479182 + ... + 479210.

Almost surely, 2^13896684 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13896684, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19973772).

13896684 is an abundant number, since it is smaller than the sum of its proper divisors (26050860).

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

13896684 is a wasteful number, since it uses less digits than its factorization.

13896684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94 (or 51 counting only the distinct ones).

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

The square root of 13896684 is about 3727.8256396994. The cubic root of 13896684 is about 240.4198899567.

The spelling of 13896684 in words is "thirteen million, eight hundred ninety-six thousand, six hundred eighty-four".