12426344 has 32 divisors (see below), whose sum is σ = 27086400. Its totient is φ = 5233920.

The previous prime is 12426343. The next prime is 12426347. The reversal of 12426344 is 44362421.

12426344 is nontrivially palindromic in base 11.

It is not an unprimeable number, because it can be changed into a prime (12426341) 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, 1424 + ... + 5184.

It is an arithmetic number, because the mean of its divisors is an integer number (846450).

Almost surely, 2^12426344 is an apocalyptic number.

12426344 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12426344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13543200).

12426344 is an abundant number, since it is smaller than the sum of its proper divisors (14660056).

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

12426344 is a wasteful number, since it uses less digits than its factorization.

12426344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3833 (or 3829 counting only the distinct ones).

The product of its digits is 4608, while the sum is 26.

The square root of 12426344 is about 3525.1019843403. The cubic root of 12426344 is about 231.6227022369.

Adding to 12426344 its reverse (44362421), we get a palindrome (56788765).

The spelling of 12426344 in words is "twelve million, four hundred twenty-six thousand, three hundred forty-four".