12244225 has 48 divisors (see below), whose sum is σ = 18697216. Its totient is φ = 7776000.

The previous prime is 12244223. The next prime is 12244241. The reversal of 12244225 is 52244221.

12244225 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12244225 - 2¹ = 12244223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12244196 and 12244205.

It is not an unprimeable number, because it can be changed into a prime (12244223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 200695 + ... + 200755.

Almost surely, 2^12244225 is an apocalyptic number.

It is an amenable number.

12244225 is a deficient number, since it is larger than the sum of its proper divisors (6452991).

12244225 is a wasteful number, since it uses less digits than its factorization.

12244225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146 (or 141 counting only the distinct ones).

The product of its digits is 1280, while the sum is 22.

The square root of 12244225 is about 3499.1749027449. The cubic root of 12244225 is about 230.4855840524.

Adding to 12244225 its reverse (52244221), we get a palindrome (64488446).

The spelling of 12244225 in words is "twelve million, two hundred forty-four thousand, two hundred twenty-five".