12342444 has 48 divisors (see below), whose sum is σ = 30336768. Its totient is φ = 3898048.

The previous prime is 12342437. The next prime is 12342461. The reversal of 12342444 is 44424321.

It is a happy number.

12342444 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54259 + ... + 54485.

It is an arithmetic number, because the mean of its divisors is an integer number (632016).

Almost surely, 2^12342444 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 12342444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15168384).

12342444 is an abundant number, since it is smaller than the sum of its proper divisors (17994324).

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

12342444 is a wasteful number, since it uses less digits than its factorization.

12342444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454 (or 452 counting only the distinct ones).

The product of its digits is 3072, while the sum is 24.

The square root of 12342444 is about 3513.1814641433. The cubic root of 12342444 is about 231.1002357295.

Adding to 12342444 its reverse (44424321), we get a palindrome (56766765).

The spelling of 12342444 in words is "twelve million, three hundred forty-two thousand, four hundred forty-four".