14320665 has 64 divisors (see below), whose sum is σ = 27141120. Its totient is φ = 7153920.

The previous prime is 14320643. The next prime is 14320673. The reversal of 14320665 is 56602341.

It is not a de Polignac number, because 14320665 - 2⁶ = 14320601 is a prime.

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

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 234735 + ... + 234795.

It is an arithmetic number, because the mean of its divisors is an integer number (424080).

Almost surely, 2^14320665 is an apocalyptic number.

14320665 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

14320665 is a deficient number, since it is larger than the sum of its proper divisors (12820455).

14320665 is a wasteful number, since it uses less digits than its factorization.

14320665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159 (or 153 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 14320665 is about 3784.2654505201. The cubic root of 14320665 is about 242.8404683724.

The spelling of 14320665 in words is "fourteen million, three hundred twenty thousand, six hundred sixty-five".