13057244 has 6 divisors (see below), whose sum is σ = 22850184. Its totient is φ = 6528620.

The previous prime is 13057223. The next prime is 13057249. The reversal of 13057244 is 44275031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13057249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1632152 + ... + 1632159.

It is an arithmetic number, because the mean of its divisors is an integer number (3808364).

Almost surely, 2^13057244 is an apocalyptic number.

It is an amenable number.

13057244 is a deficient number, since it is larger than the sum of its proper divisors (9792940).

13057244 is a wasteful number, since it uses less digits than its factorization.

13057244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3264315 (or 3264313 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 13057244 is about 3613.4808702967. The cubic root of 13057244 is about 235.4780911307.

The spelling of 13057244 in words is "thirteen million, fifty-seven thousand, two hundred forty-four".