12322542 has 8 divisors (see below), whose sum is σ = 24645096. Its totient is φ = 4107512.

The previous prime is 12322529. The next prime is 12322543. The reversal of 12322542 is 24522321.

It is a sphenic number, since it is the product of 3 distinct primes.

12322542 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12322543) 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 3 ways as a sum of consecutive naturals, for example, 1026873 + ... + 1026884.

It is an arithmetic number, because the mean of its divisors is an integer number (3080637).

Almost surely, 2^12322542 is an apocalyptic number.

12322542 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12322542 is a wasteful number, since it uses less digits than its factorization.

12322542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2053762.

The product of its digits is 960, while the sum is 21.

The square root of 12322542 is about 3510.3478460118. The cubic root of 12322542 is about 230.9759537197.

Adding to 12322542 its reverse (24522321), we get a palindrome (36844863).

The spelling of 12322542 in words is "twelve million, three hundred twenty-two thousand, five hundred forty-two".