14281664 has 14 divisors (see below), whose sum is σ = 28340304. Its totient is φ = 7140800.

The previous prime is 14281661. The next prime is 14281693. The reversal of 14281664 is 46618241.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 14281664.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14281661) 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 as a sum of consecutive naturals, namely, 111512 + ... + 111639.

Almost surely, 2^14281664 is an apocalyptic number.

It is an amenable number.

14281664 is a deficient number, since it is larger than the sum of its proper divisors (14058640).

14281664 is an equidigital number, since it uses as much as digits as its factorization.

14281664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223163 (or 223153 counting only the distinct ones).

The product of its digits is 9216, while the sum is 32.

The square root of 14281664 is about 3779.1088896723. The cubic root of 14281664 is about 242.6198167952.

The spelling of 14281664 in words is "fourteen million, two hundred eighty-one thousand, six hundred sixty-four".