13394144 has 24 divisors (see below), whose sum is σ = 26671680. Its totient is φ = 6620416.

The previous prime is 13394137. The next prime is 13394149. The reversal of 13394144 is 44149331.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13394149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 497 + ... + 5199.

It is an arithmetic number, because the mean of its divisors is an integer number (1111320).

Almost surely, 2^13394144 is an apocalyptic number.

It is an amenable number.

13394144 is a deficient number, since it is larger than the sum of its proper divisors (13277536).

13394144 is an equidigital number, since it uses as much as digits as its factorization.

13394144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4802 (or 4794 counting only the distinct ones).

The product of its digits is 5184, while the sum is 29.

The square root of 13394144 is about 3659.8010874910. The cubic root of 13394144 is about 237.4861687236.

The spelling of 13394144 in words is "thirteen million, three hundred ninety-four thousand, one hundred forty-four".