13685366 has 8 divisors (see below), whose sum is σ = 20964960. Its totient is φ = 6697048.

The previous prime is 13685363. The next prime is 13685369. The reversal of 13685366 is 66358631.

13685366 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13685363) and next prime (13685369).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13685363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72701 + ... + 72888.

It is an arithmetic number, because the mean of its divisors is an integer number (2620620).

Almost surely, 2^13685366 is an apocalyptic number.

13685366 is a deficient number, since it is larger than the sum of its proper divisors (7279594).

13685366 is a wasteful number, since it uses less digits than its factorization.

13685366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145638.

The product of its digits is 77760, while the sum is 38.

The square root of 13685366 is about 3699.3737307820. The cubic root of 13685366 is about 239.1950229760.

The spelling of 13685366 in words is "thirteen million, six hundred eighty-five thousand, three hundred sixty-six".