13525836 has 12 divisors (see below), whose sum is σ = 31560312. Its totient is φ = 4508608.

The previous prime is 13525793. The next prime is 13525849. The reversal of 13525836 is 63852531.

13525836 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 13525797 and 13525806.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 563565 + ... + 563588.

It is an arithmetic number, because the mean of its divisors is an integer number (2630026).

Almost surely, 2^13525836 is an apocalyptic number.

It is an amenable number.

13525836 is an abundant number, since it is smaller than the sum of its proper divisors (18034476).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13525836 is a wasteful number, since it uses less digits than its factorization.

13525836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1127160 (or 1127158 counting only the distinct ones).

The product of its digits is 21600, while the sum is 33.

The square root of 13525836 is about 3677.7487679286. The cubic root of 13525836 is about 238.2619576422.

The spelling of 13525836 in words is "thirteen million, five hundred twenty-five thousand, eight hundred thirty-six".