12964544 has 28 divisors (see below), whose sum is σ = 25901904. Its totient is φ = 6438144.

The previous prime is 12964499. The next prime is 12964547. The reversal of 12964544 is 44546921.

It is a super-2 number, since 2×12964544² = 336158802255872, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12964547) 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, 10082 + ... + 11294.

It is an arithmetic number, because the mean of its divisors is an integer number (925068).

Almost surely, 2^12964544 is an apocalyptic number.

It is an amenable number.

12964544 is a deficient number, since it is larger than the sum of its proper divisors (12937360).

12964544 is a wasteful number, since it uses less digits than its factorization.

12964544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1392 (or 1382 counting only the distinct ones).

The product of its digits is 34560, while the sum is 35.

The square root of 12964544 is about 3600.6310558012. The cubic root of 12964544 is about 234.9195076675.

The spelling of 12964544 in words is "twelve million, nine hundred sixty-four thousand, five hundred forty-four".