13265636 has 12 divisors (see below), whose sum is σ = 23240700. Its totient is φ = 6625440.

The previous prime is 13265621. The next prime is 13265639. The reversal of 13265636 is 63656231.

13265636 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 9241600 + 4024036 = 3040^2 + 2006^2 .

It is not an unprimeable number, because it can be changed into a prime (13265639) 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, 5126 + ... + 7266.

It is an arithmetic number, because the mean of its divisors is an integer number (1936725).

Almost surely, 2^13265636 is an apocalyptic number.

It is an amenable number.

13265636 is a deficient number, since it is larger than the sum of its proper divisors (9975064).

13265636 is a wasteful number, since it uses less digits than its factorization.

13265636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3694 (or 3692 counting only the distinct ones).

The product of its digits is 19440, while the sum is 32.

The square root of 13265636 is about 3642.2020811591. The cubic root of 13265636 is about 236.7242188496.

The spelling of 13265636 in words is "thirteen million, two hundred sixty-five thousand, six hundred thirty-six".