12342442 has 16 divisors (see below), whose sum is σ = 22403520. Its totient is φ = 4978368.

The previous prime is 12342437. The next prime is 12342461. The reversal of 12342442 is 24424321.

It is a happy number.

12342442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25692 + ... + 26167.

It is an arithmetic number, because the mean of its divisors is an integer number (1400220).

Almost surely, 2^12342442 is an apocalyptic number.

12342442 is a deficient number, since it is larger than the sum of its proper divisors (10061078).

12342442 is a wasteful number, since it uses less digits than its factorization.

12342442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51885.

The product of its digits is 1536, while the sum is 22.

The square root of 12342442 is about 3513.1811795010. The cubic root of 12342442 is about 231.1002232468.

Adding to 12342442 its reverse (24424321), we get a palindrome (36766763).

The spelling of 12342442 in words is "twelve million, three hundred forty-two thousand, four hundred forty-two".