13090172 has 6 divisors (see below), whose sum is σ = 22907808. Its totient is φ = 6545084.

The previous prime is 13090169. The next prime is 13090201. The reversal of 13090172 is 27109031.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1636268 + ... + 1636275.

It is an arithmetic number, because the mean of its divisors is an integer number (3817968).

Almost surely, 2^13090172 is an apocalyptic number.

It is an amenable number.

13090172 is a deficient number, since it is larger than the sum of its proper divisors (9817636).

13090172 is a wasteful number, since it uses less digits than its factorization.

13090172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3272547 (or 3272545 counting only the distinct ones).

The product of its (nonzero) digits is 378, while the sum is 23.

The square root of 13090172 is about 3618.0342729167. The cubic root of 13090172 is about 235.6758693088.

The spelling of 13090172 in words is "thirteen million, ninety thousand, one hundred seventy-two".