12332144 has 40 divisors (see below), whose sum is σ = 26717040. Its totient is φ = 5465600.

The previous prime is 12332143. The next prime is 12332147. The reversal of 12332144 is 44123321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12332143) 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 7 ways as a sum of consecutive naturals, for example, 6362 + ... + 8070.

It is an arithmetic number, because the mean of its divisors is an integer number (667926).

Almost surely, 2^12332144 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12332144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13358520).

12332144 is an abundant number, since it is smaller than the sum of its proper divisors (14384896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12332144 is a wasteful number, since it uses less digits than its factorization.

12332144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1769 (or 1763 counting only the distinct ones).

The product of its digits is 576, while the sum is 20.

The square root of 12332144 is about 3511.7152504154. The cubic root of 12332144 is about 231.0359320179.

Adding to 12332144 its reverse (44123321), we get a palindrome (56455465).

The spelling of 12332144 in words is "twelve million, three hundred thirty-two thousand, one hundred forty-four".