13285226 has 4 divisors (see below), whose sum is σ = 19927842. Its totient is φ = 6642612.

The previous prime is 13285213. The next prime is 13285231. The reversal of 13285226 is 62258231.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 12924025 + 361201 = 3595^2 + 601^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3321305 + ... + 3321308.

Almost surely, 2^13285226 is an apocalyptic number.

13285226 is a deficient number, since it is larger than the sum of its proper divisors (6642616).

13285226 is an equidigital number, since it uses as much as digits as its factorization.

13285226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6642615.

The product of its digits is 5760, while the sum is 29.

The square root of 13285226 is about 3644.8903961573. The cubic root of 13285226 is about 236.8406888666.

It can be divided in two parts, 132 and 85226, that added together give a palindrome (85358).

The spelling of 13285226 in words is "thirteen million, two hundred eighty-five thousand, two hundred twenty-six".