12331446 has 16 divisors (see below), whose sum is σ = 24858624. Its totient is φ = 4077864.

The previous prime is 12331441. The next prime is 12331453. The reversal of 12331446 is 64413321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12331441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7330 + ... + 8853.

It is an arithmetic number, because the mean of its divisors is an integer number (1553664).

Almost surely, 2^12331446 is an apocalyptic number.

12331446 is an abundant number, since it is smaller than the sum of its proper divisors (12527178).

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

12331446 is a wasteful number, since it uses less digits than its factorization.

12331446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16315.

The product of its digits is 1728, while the sum is 24.

The square root of 12331446 is about 3511.6158673750. The cubic root of 12331446 is about 231.0315730536.

Adding to 12331446 its reverse (64413321), we get a palindrome (76744767).

The spelling of 12331446 in words is "twelve million, three hundred thirty-one thousand, four hundred forty-six".