12268444 has 6 divisors (see below), whose sum is σ = 21469784. Its totient is φ = 6134220.

The previous prime is 12268439. The next prime is 12268447. The reversal of 12268444 is 44486221.

It is a super-2 number, since 2×12268444² = 301029436362272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12268447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1533552 + ... + 1533559.

Almost surely, 2^12268444 is an apocalyptic number.

It is an amenable number.

12268444 is a deficient number, since it is larger than the sum of its proper divisors (9201340).

12268444 is a wasteful number, since it uses less digits than its factorization.

12268444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3067115 (or 3067113 counting only the distinct ones).

The product of its digits is 12288, while the sum is 31.

The square root of 12268444 is about 3502.6338661070. The cubic root of 12268444 is about 230.6374503111.

The spelling of 12268444 in words is "twelve million, two hundred sixty-eight thousand, four hundred forty-four".