13856735 has 8 divisors (see below), whose sum is σ = 16653120. Its totient is φ = 11068704.

The previous prime is 13856723. The next prime is 13856737. The reversal of 13856735 is 53765831.

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 13856735 - 2⁶ = 13856671 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13856737) 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, 2474 + ... + 5816.

It is an arithmetic number, because the mean of its divisors is an integer number (2081640).

Almost surely, 2^13856735 is an apocalyptic number.

13856735 is a deficient number, since it is larger than the sum of its proper divisors (2796385).

13856735 is an equidigital number, since it uses as much as digits as its factorization.

13856735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4177.

The product of its digits is 75600, while the sum is 38.

The square root of 13856735 is about 3722.4635659735. The cubic root of 13856735 is about 240.1892893246.

The spelling of 13856735 in words is "thirteen million, eight hundred fifty-six thousand, seven hundred thirty-five".