12432244 has 24 divisors (see below), whose sum is σ = 24141600. Its totient is φ = 5554080.

The previous prime is 12432241. The next prime is 12432247. The reversal of 12432244 is 44223421.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (12432241) and next prime (12432247).

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12432241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202 + ... + 4990.

It is an arithmetic number, because the mean of its divisors is an integer number (1005900).

Almost surely, 2^12432244 is an apocalyptic number.

It is an amenable number.

12432244 is a deficient number, since it is larger than the sum of its proper divisors (11709356).

12432244 is a wasteful number, since it uses less digits than its factorization.

12432244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4863 (or 4861 counting only the distinct ones).

The product of its digits is 1536, while the sum is 22.

The square root of 12432244 is about 3525.9387402506. The cubic root of 12432244 is about 231.6593544150.

Adding to 12432244 its reverse (44223421), we get a palindrome (56655665).

The spelling of 12432244 in words is "twelve million, four hundred thirty-two thousand, two hundred forty-four".