12663342 has 24 divisors (see below), whose sum is σ = 28108080. Its totient is φ = 4117920.

The previous prime is 12663341. The next prime is 12663349. The reversal of 12663342 is 24336621.

12663342 is a `hidden beast` number, since 1 + 26 + 633 + 4 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12663341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7842 + ... + 9317.

It is an arithmetic number, because the mean of its divisors is an integer number (1171170).

Almost surely, 2^12663342 is an apocalyptic number.

12663342 is an abundant number, since it is smaller than the sum of its proper divisors (15444738).

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

12663342 is a wasteful number, since it uses less digits than its factorization.

12663342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17208 (or 17205 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

The square root of 12663342 is about 3558.5589780134. The cubic root of 12663342 is about 233.0859586934.

Adding to 12663342 its reverse (24336621), we get a palindrome (36999963).

The spelling of 12663342 in words is "twelve million, six hundred sixty-three thousand, three hundred forty-two".