13042172 has 36 divisors (see below), whose sum is σ = 26992728. Its totient is φ = 5436000.

The previous prime is 13042163. The next prime is 13042207. The reversal of 13042172 is 27124031.

13042172 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 86297 + ... + 86447.

It is an arithmetic number, because the mean of its divisors is an integer number (749798).

Almost surely, 2^13042172 is an apocalyptic number.

It is an amenable number.

13042172 is an abundant number, since it is smaller than the sum of its proper divisors (13950556).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13042172 is a wasteful number, since it uses less digits than its factorization.

13042172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330 (or 177 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 13042172 is about 3611.3947444166. The cubic root of 13042172 is about 235.3874519868.

The spelling of 13042172 in words is "thirteen million, forty-two thousand, one hundred seventy-two".