13939896 has 32 divisors (see below), whose sum is σ = 35053200. Its totient is φ = 4619520.

The previous prime is 13939859. The next prime is 13939943. The reversal of 13939896 is 69893931.

It is a happy number.

13939896 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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, 2740 + ... + 5948.

Almost surely, 2^13939896 is an apocalyptic number.

It is an amenable number.

13939896 is an abundant number, since it is smaller than the sum of its proper divisors (21113304).

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

13939896 is a wasteful number, since it uses less digits than its factorization.

13939896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3399 (or 3395 counting only the distinct ones).

The product of its digits is 314928, while the sum is 48.

The square root of 13939896 is about 3733.6170130317. The cubic root of 13939896 is about 240.6688288297.

The spelling of 13939896 in words is "thirteen million, nine hundred thirty-nine thousand, eight hundred ninety-six".