14639888 has 20 divisors (see below), whose sum is σ = 28539840. Its totient is φ = 7274784.

The previous prime is 14639881. The next prime is 14639893. The reversal of 14639888 is 88893641.

14639888 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (14639881) 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, 68 + ... + 5411.

It is an arithmetic number, because the mean of its divisors is an integer number (1426992).

Almost surely, 2^14639888 is an apocalyptic number.

It is an amenable number.

14639888 is a deficient number, since it is larger than the sum of its proper divisors (13899952).

14639888 is a wasteful number, since it uses less digits than its factorization.

14639888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5654 (or 5648 counting only the distinct ones).

The product of its digits is 331776, while the sum is 47.

The square root of 14639888 is about 3826.2106580793. The cubic root of 14639888 is about 244.6316163025.

The spelling of 14639888 in words is "fourteen million, six hundred thirty-nine thousand, eight hundred eighty-eight".