13425538 has 8 divisors (see below), whose sum is σ = 23015232. Its totient is φ = 5753796.

The previous prime is 13425481. The next prime is 13425539. The reversal of 13425538 is 83552431.

13425538 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (13425539) 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, 479470 + ... + 479497.

It is an arithmetic number, because the mean of its divisors is an integer number (2876904).

Almost surely, 2^13425538 is an apocalyptic number.

13425538 is a deficient number, since it is larger than the sum of its proper divisors (9589694).

13425538 is an equidigital number, since it uses as much as digits as its factorization.

13425538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 958976.

The product of its digits is 14400, while the sum is 31.

The square root of 13425538 is about 3664.0876081229. The cubic root of 13425538 is about 237.6715687353.

Adding to 13425538 its reverse (83552431), we get a palindrome (96977969).

The spelling of 13425538 in words is "thirteen million, four hundred twenty-five thousand, five hundred thirty-eight".