12967449 has 24 divisors (see below), whose sum is σ = 19215840. Its totient is φ = 7772160.

The previous prime is 12967429. The next prime is 12967453. The reversal of 12967449 is 94476921.

It is not a de Polignac number, because 12967449 - 2¹⁵ = 12934681 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12967449.

It is not an unprimeable number, because it can be changed into a prime (12967429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 50329 + ... + 50585.

It is an arithmetic number, because the mean of its divisors is an integer number (800660).

Almost surely, 2^12967449 is an apocalyptic number.

It is an amenable number.

12967449 is a deficient number, since it is larger than the sum of its proper divisors (6248391).

12967449 is a wasteful number, since it uses less digits than its factorization.

12967449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421 (or 410 counting only the distinct ones).

The product of its digits is 108864, while the sum is 42.

The square root of 12967449 is about 3601.0344347146. The cubic root of 12967449 is about 234.9370527043.

The spelling of 12967449 in words is "twelve million, nine hundred sixty-seven thousand, four hundred forty-nine".