13426825 has 24 divisors (see below), whose sum is σ = 18302400. Its totient is φ = 9725760.

The previous prime is 13426801. The next prime is 13426843. The reversal of 13426825 is 52862431.

It is not a de Polignac number, because 13426825 - 2¹⁷ = 13295753 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10311 + ... + 11539.

It is an arithmetic number, because the mean of its divisors is an integer number (762600).

Almost surely, 2^13426825 is an apocalyptic number.

It is an amenable number.

13426825 is a deficient number, since it is larger than the sum of its proper divisors (4875575).

13426825 is a wasteful number, since it uses less digits than its factorization.

13426825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1281 (or 1276 counting only the distinct ones).

The product of its digits is 11520, while the sum is 31.

The square root of 13426825 is about 3664.2632274442. The cubic root of 13426825 is about 237.6791630563.

The spelling of 13426825 in words is "thirteen million, four hundred twenty-six thousand, eight hundred twenty-five".