13859984 has 20 divisors (see below), whose sum is σ = 28022016. Its totient is φ = 6628512.

The previous prime is 13859983. The next prime is 13860001. The reversal of 13859984 is 48995831.

13859984 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (13859983) 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, 18464 + ... + 19199.

Almost surely, 2^13859984 is an apocalyptic number.

It is an amenable number.

13859984 is an abundant number, since it is smaller than the sum of its proper divisors (14162032).

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

13859984 is a wasteful number, since it uses less digits than its factorization.

13859984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37694 (or 37688 counting only the distinct ones).

The product of its digits is 311040, while the sum is 47.

The square root of 13859984 is about 3722.8999449354. The cubic root of 13859984 is about 240.2080603174.

The spelling of 13859984 in words is "thirteen million, eight hundred fifty-nine thousand, nine hundred eighty-four".