12284449 has 6 divisors (see below), whose sum is σ = 12499730. Its totient is φ = 12072816.

The previous prime is 12284443. The next prime is 12284453. The reversal of 12284449 is 94448221.

12284449 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 8020224 + 4264225 = 2832^2 + 2065^2 .

It is not a de Polignac number, because 12284449 - 2⁵ = 12284417 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (12284443) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1717 + ... + 5245.

Almost surely, 2^12284449 is an apocalyptic number.

It is an amenable number.

12284449 is a deficient number, since it is larger than the sum of its proper divisors (215281).

12284449 is an frugal number, since it uses more digits than its factorization.

12284449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3647 (or 3588 counting only the distinct ones).

The product of its digits is 18432, while the sum is 34.

The square root of 12284449 is about 3504.9178307059. The cubic root of 12284449 is about 230.7377006865.

The spelling of 12284449 in words is "twelve million, two hundred eighty-four thousand, four hundred forty-nine".