12684344 has 16 divisors (see below), whose sum is σ = 23937000. Its totient is φ = 6301152.

The previous prime is 12684323. The next prime is 12684359. The reversal of 12684344 is 44348621.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 12684344.

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, 3794 + ... + 6305.

Almost surely, 2^12684344 is an apocalyptic number.

It is an amenable number.

12684344 is a deficient number, since it is larger than the sum of its proper divisors (11252656).

12684344 is a wasteful number, since it uses less digits than its factorization.

12684344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10262 (or 10258 counting only the distinct ones).

The product of its digits is 18432, while the sum is 32.

The square root of 12684344 is about 3561.5086690895. The cubic root of 12684344 is about 233.2147442738.

It can be divided in two parts, 12 and 684344, that multiplied together give a palindrome (8212128).

The spelling of 12684344 in words is "twelve million, six hundred eighty-four thousand, three hundred forty-four".