12340344 has 32 divisors (see below), whose sum is σ = 31605840. Its totient is φ = 4012800.

The previous prime is 12340343. The next prime is 12340373. The reversal of 12340344 is 44304321.

12340344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 12340344.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12340343) 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, 5287 + ... + 7254.

Almost surely, 2^12340344 is an apocalyptic number.

It is an amenable number.

12340344 is an abundant number, since it is smaller than the sum of its proper divisors (19265496).

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

12340344 is a wasteful number, since it uses less digits than its factorization.

12340344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12591 (or 12587 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 12340344 is about 3512.8825770299. The cubic root of 12340344 is about 231.0871281682.

Adding to 12340344 its reverse (44304321), we get a palindrome (56644665).

The spelling of 12340344 in words is "twelve million, three hundred forty thousand, three hundred forty-four".