14013864 has 32 divisors (see below), whose sum is σ = 38928000. Its totient is φ = 4671216.

The previous prime is 14013863. The next prime is 14013869. The reversal of 14013864 is 46831041.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (14013863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32224 + ... + 32655.

It is an arithmetic number, because the mean of its divisors is an integer number (1216500).

Almost surely, 2^14013864 is an apocalyptic number.

It is an amenable number.

14013864 is an abundant number, since it is smaller than the sum of its proper divisors (24914136).

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

14013864 is a wasteful number, since it uses less digits than its factorization.

14013864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64894 (or 64884 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 14013864 is about 3743.5095832654. The cubic root of 14013864 is about 241.0937578188.

The spelling of 14013864 in words is "fourteen million, thirteen thousand, eight hundred sixty-four".