12424342 has 24 divisors (see below), whose sum is σ = 21919464. Its totient is φ = 5265792.

The previous prime is 12424337. The next prime is 12424343. The reversal of 12424342 is 24342421.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12424343) 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 11 ways as a sum of consecutive naturals, for example, 8853 + ... + 10159.

It is an arithmetic number, because the mean of its divisors is an integer number (913311).

Almost surely, 2^12424342 is an apocalyptic number.

12424342 is a deficient number, since it is larger than the sum of its proper divisors (9495122).

12424342 is a wasteful number, since it uses less digits than its factorization.

12424342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1420 (or 1413 counting only the distinct ones).

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

The square root of 12424342 is about 3524.8180094864. The cubic root of 12424342 is about 231.6102627091.

Adding to 12424342 its reverse (24342421), we get a palindrome (36766763).

The spelling of 12424342 in words is "twelve million, four hundred twenty-four thousand, three hundred forty-two".