13899952 has 20 divisors (see below), whose sum is σ = 29379816. Its totient is φ = 6318080.

The previous prime is 13899947. The next prime is 13899959. The reversal of 13899952 is 25999831.

It is not an unprimeable number, because it can be changed into a prime (13899959) 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, 39313 + ... + 39664.

Almost surely, 2^13899952 is an apocalyptic number.

It is an amenable number.

13899952 is an abundant number, since it is smaller than the sum of its proper divisors (15479864).

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

13899952 is a wasteful number, since it uses less digits than its factorization.

13899952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78996 (or 78990 counting only the distinct ones).

The product of its digits is 174960, while the sum is 46.

The square root of 13899952 is about 3728.2639391545. The cubic root of 13899952 is about 240.4387345151.

The spelling of 13899952 in words is "thirteen million, eight hundred ninety-nine thousand, nine hundred fifty-two".