13259244 has 12 divisors (see below), whose sum is σ = 30938264. Its totient is φ = 4419744.

The previous prime is 13259243. The next prime is 13259249. The reversal of 13259244 is 44295231.

13259244 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (13259243) 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, 552457 + ... + 552480.

Almost surely, 2^13259244 is an apocalyptic number.

It is an amenable number.

13259244 is an abundant number, since it is smaller than the sum of its proper divisors (17679020).

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

13259244 is a wasteful number, since it uses less digits than its factorization.

13259244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1104944 (or 1104942 counting only the distinct ones).

The product of its digits is 8640, while the sum is 30.

The square root of 13259244 is about 3641.3244843051. The cubic root of 13259244 is about 236.6861911640.

The spelling of 13259244 in words is "thirteen million, two hundred fifty-nine thousand, two hundred forty-four".