12345344 has 56 divisors (see below), whose sum is σ = 27130248. Its totient is φ = 5570560.

The previous prime is 12345341. The next prime is 12345367. The reversal of 12345344 is 44354321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12345341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90044 + ... + 90180.

Almost surely, 2^12345344 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 12345344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13565124).

12345344 is an abundant number, since it is smaller than the sum of its proper divisors (14784904).

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

12345344 is an equidigital number, since it uses as much as digits as its factorization.

12345344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174 (or 150 counting only the distinct ones).

The product of its digits is 5760, while the sum is 26.

The square root of 12345344 is about 3513.5941712156. The cubic root of 12345344 is about 231.1183342034.

Adding to 12345344 its reverse (44354321), we get a palindrome (56699665).

The spelling of 12345344 in words is "twelve million, three hundred forty-five thousand, three hundred forty-four".