13682725 has 24 divisors (see below), whose sum is σ = 19873728. Its totient is φ = 9148800.

The previous prime is 13682719. The next prime is 13682741. The reversal of 13682725 is 52728631.

It is a happy number.

It is not a de Polignac number, because 13682725 - 2¹¹ = 13680677 is a prime.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6222 + ... + 8128.

It is an arithmetic number, because the mean of its divisors is an integer number (828072).

Almost surely, 2^13682725 is an apocalyptic number.

It is an amenable number.

13682725 is a deficient number, since it is larger than the sum of its proper divisors (6191003).

13682725 is a wasteful number, since it uses less digits than its factorization.

13682725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1965 (or 1960 counting only the distinct ones).

The product of its digits is 20160, while the sum is 34.

The square root of 13682725 is about 3699.0167612489. The cubic root of 13682725 is about 239.1796353788.

The spelling of 13682725 in words is "thirteen million, six hundred eighty-two thousand, seven hundred twenty-five".