13888814 has 8 divisors (see below), whose sum is σ = 21028248. Its totient is φ = 6879400.

The previous prime is 13888799. The next prime is 13888817. The reversal of 13888814 is 41888831.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13888817) 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, 32237 + ... + 32664.

It is an arithmetic number, because the mean of its divisors is an integer number (2628531).

Almost surely, 2^13888814 is an apocalyptic number.

13888814 is a deficient number, since it is larger than the sum of its proper divisors (7139434).

13888814 is a wasteful number, since it uses less digits than its factorization.

13888814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65010.

The product of its digits is 49152, while the sum is 41.

The square root of 13888814 is about 3726.7699150873. The cubic root of 13888814 is about 240.3744963499.

The spelling of 13888814 in words is "thirteen million, eight hundred eighty-eight thousand, eight hundred fourteen".