13524172 has 12 divisors (see below), whose sum is σ = 23695000. Its totient is φ = 6754176.

The previous prime is 13524167. The next prime is 13524187. The reversal of 13524172 is 27142531.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3643 + ... + 6349.

Almost surely, 2^13524172 is an apocalyptic number.

It is an amenable number.

13524172 is a deficient number, since it is larger than the sum of its proper divisors (10170828).

13524172 is a wasteful number, since it uses less digits than its factorization.

13524172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3960 (or 3958 counting only the distinct ones).

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

The square root of 13524172 is about 3677.5225356210. The cubic root of 13524172 is about 238.2521866095.

The spelling of 13524172 in words is "thirteen million, five hundred twenty-four thousand, one hundred seventy-two".