13953684 has 12 divisors (see below), whose sum is σ = 32558624. Its totient is φ = 4651224.

The previous prime is 13953683. The next prime is 13953697. The reversal of 13953684 is 48635931.

13953684 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 congruent number.

It is not an unprimeable number, because it can be changed into a prime (13953683) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 581392 + ... + 581415.

Almost surely, 2^13953684 is an apocalyptic number.

It is an amenable number.

13953684 is an abundant number, since it is smaller than the sum of its proper divisors (18604940).

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

13953684 is a wasteful number, since it uses less digits than its factorization.

13953684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1162814 (or 1162812 counting only the distinct ones).

The product of its digits is 77760, while the sum is 39.

The square root of 13953684 is about 3735.4630235086. The cubic root of 13953684 is about 240.7481514767.

The spelling of 13953684 in words is "thirteen million, nine hundred fifty-three thousand, six hundred eighty-four".