12744712 has 16 divisors (see below), whose sum is σ = 23969340. Its totient is φ = 6352896.

The previous prime is 12744709. The next prime is 12744749. The reversal of 12744712 is 21744721.

It can be written as a sum of positive squares in 2 ways, for example, as 10536516 + 2208196 = 3246^2 + 1486^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 568 + ... + 5080.

Almost surely, 2^12744712 is an apocalyptic number.

It is an amenable number.

12744712 is a deficient number, since it is larger than the sum of its proper divisors (11224628).

12744712 is a wasteful number, since it uses less digits than its factorization.

12744712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4872 (or 4868 counting only the distinct ones).

The product of its digits is 3136, while the sum is 28.

The square root of 12744712 is about 3569.9736693707. The cubic root of 12744712 is about 233.5841348611.

Subtracting 12744712 from its reverse (21744721), we obtain a palindrome (9000009).

It can be divided in two parts, 12744 and 712, that added together give a square (13456 = 116²).

The spelling of 12744712 in words is "twelve million, seven hundred forty-four thousand, seven hundred twelve".