13425172 has 24 divisors (see below), whose sum is σ = 26187840. Its totient is φ = 5984640.

The previous prime is 13425157. The next prime is 13425187. The reversal of 13425172 is 27152431.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (13425157) and next prime (13425187).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3904 + ... + 6487.

It is an arithmetic number, because the mean of its divisors is an integer number (1091160).

Almost surely, 2^13425172 is an apocalyptic number.

It is an amenable number.

13425172 is a deficient number, since it is larger than the sum of its proper divisors (12762668).

13425172 is a wasteful number, since it uses less digits than its factorization.

13425172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10431 (or 10429 counting only the distinct ones).

The product of its digits is 1680, while the sum is 25.

The square root of 13425172 is about 3664.0376635619. The cubic root of 13425172 is about 237.6694089563.

The spelling of 13425172 in words is "thirteen million, four hundred twenty-five thousand, one hundred seventy-two".