12744536 has 16 divisors (see below), whose sum is σ = 27309840. Its totient is φ = 5461920.

The previous prime is 12744527. The next prime is 12744569. The reversal of 12744536 is 63544721.

12744536 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 113735 + ... + 113846.

It is an arithmetic number, because the mean of its divisors is an integer number (1706865).

Almost surely, 2^12744536 is an apocalyptic number.

It is an amenable number.

12744536 is an abundant number, since it is smaller than the sum of its proper divisors (14565304).

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

12744536 is a wasteful number, since it uses less digits than its factorization.

12744536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227594 (or 227590 counting only the distinct ones).

The product of its digits is 20160, while the sum is 32.

The square root of 12744536 is about 3569.9490192438. The cubic root of 12744536 is about 233.5830596178.

The spelling of 12744536 in words is "twelve million, seven hundred forty-four thousand, five hundred thirty-six".