12757244 has 12 divisors (see below), whose sum is σ = 23045568. Its totient is φ = 6172800.

The previous prime is 12757219. The next prime is 12757247. The reversal of 12757244 is 44275721.

12757244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 12757244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12757247) 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, 51317 + ... + 51564.

It is an arithmetic number, because the mean of its divisors is an integer number (1920464).

Almost surely, 2^12757244 is an apocalyptic number.

It is an amenable number.

12757244 is a deficient number, since it is larger than the sum of its proper divisors (10288324).

12757244 is a wasteful number, since it uses less digits than its factorization.

12757244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102916 (or 102914 counting only the distinct ones).

The product of its digits is 15680, while the sum is 32.

The square root of 12757244 is about 3571.7284331259. The cubic root of 12757244 is about 233.6606716352.

The spelling of 12757244 in words is "twelve million, seven hundred fifty-seven thousand, two hundred forty-four".