13853685 has 8 divisors (see below), whose sum is σ = 22165920. Its totient is φ = 7388624.

The previous prime is 13853681. The next prime is 13853701. The reversal of 13853685 is 58635831.

13853685 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 13853685 - 2² = 13853681 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13853681) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 461775 + ... + 461804.

It is an arithmetic number, because the mean of its divisors is an integer number (2770740).

Almost surely, 2^13853685 is an apocalyptic number.

13853685 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13853685 is a deficient number, since it is larger than the sum of its proper divisors (8312235).

13853685 is an equidigital number, since it uses as much as digits as its factorization.

13853685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 923587.

The product of its digits is 86400, while the sum is 39.

The square root of 13853685 is about 3722.0538684979. The cubic root of 13853685 is about 240.1716653777.

The spelling of 13853685 in words is "thirteen million, eight hundred fifty-three thousand, six hundred eighty-five".