13609912 has 8 divisors (see below), whose sum is σ = 25518600. Its totient is φ = 6804952.

The previous prime is 13609889. The next prime is 13609927. The reversal of 13609912 is 21990631.

It is a tau number, because it is divible by the number of its divisors (8).

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, 850612 + ... + 850627.

It is an arithmetic number, because the mean of its divisors is an integer number (3189825).

Almost surely, 2^13609912 is an apocalyptic number.

It is an amenable number.

13609912 is a deficient number, since it is larger than the sum of its proper divisors (11908688).

13609912 is a wasteful number, since it uses less digits than its factorization.

13609912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1701245 (or 1701241 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 31.

The square root of 13609912 is about 3689.1614223289. The cubic root of 13609912 is about 238.7546135453.

The spelling of 13609912 in words is "thirteen million, six hundred nine thousand, nine hundred twelve".