13863992 has 16 divisors (see below), whose sum is σ = 26195400. Its totient is φ = 6878560.

The previous prime is 13863979. The next prime is 13864021. The reversal of 13863992 is 29936831.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5567 + ... + 7662.

Almost surely, 2^13863992 is an apocalyptic number.

It is an amenable number.

13863992 is a deficient number, since it is larger than the sum of its proper divisors (12331408).

13863992 is a wasteful number, since it uses less digits than its factorization.

13863992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13366 (or 13362 counting only the distinct ones).

The product of its digits is 69984, while the sum is 41.

The square root of 13863992 is about 3723.4381960763. The cubic root of 13863992 is about 240.2312123672.

The spelling of 13863992 in words is "thirteen million, eight hundred sixty-three thousand, nine hundred ninety-two".