12265444 has 12 divisors (see below), whose sum is σ = 21498624. Its totient is φ = 6122984.

The previous prime is 12265441. The next prime is 12265457. The reversal of 12265444 is 44456221.

It is a super-2 number, since 2×12265444² = 300882233034272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12265441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 909 + ... + 5035.

It is an arithmetic number, because the mean of its divisors is an integer number (1791552).

Almost surely, 2^12265444 is an apocalyptic number.

It is an amenable number.

12265444 is a deficient number, since it is larger than the sum of its proper divisors (9233180).

12265444 is a wasteful number, since it uses less digits than its factorization.

12265444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4874 (or 4872 counting only the distinct ones).

The product of its digits is 7680, while the sum is 28.

The square root of 12265444 is about 3502.2055907671. The cubic root of 12265444 is about 230.6186495364.

It can be divided in two parts, 1226 and 5444, that added together give a triangular number (6670 = T₁₁₅).

The spelling of 12265444 in words is "twelve million, two hundred sixty-five thousand, four hundred forty-four".