14665725 has 24 divisors (see below), whose sum is σ = 26942720. Its totient is φ = 7821360.

The previous prime is 14665723. The next prime is 14665733. The reversal of 14665725 is 52756641.

It is a happy number.

It is not a de Polignac number, because 14665725 - 2¹ = 14665723 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 14665725.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14665723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10189 + ... + 11538.

Almost surely, 2^14665725 is an apocalyptic number.

14665725 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

14665725 is a deficient number, since it is larger than the sum of its proper divisors (12276995).

14665725 is a wasteful number, since it uses less digits than its factorization.

14665725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21746 (or 21735 counting only the distinct ones).

The product of its digits is 50400, while the sum is 36.

The square root of 14665725 is about 3829.5854867074. The cubic root of 14665725 is about 244.7754432787.

The spelling of 14665725 in words is "fourteen million, six hundred sixty-five thousand, seven hundred twenty-five".