12322641 has 16 divisors (see below), whose sum is σ = 17233920. Its totient is φ = 7817040.

The previous prime is 12322631. The next prime is 12322643. The reversal of 12322641 is 14622321.

It is not a de Polignac number, because 12322641 - 2⁶ = 12322577 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12322643) 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 15 ways as a sum of consecutive naturals, for example, 18370 + ... + 19028.

It is an arithmetic number, because the mean of its divisors is an integer number (1077120).

Almost surely, 2^12322641 is an apocalyptic number.

It is an amenable number.

12322641 is a deficient number, since it is larger than the sum of its proper divisors (4911279).

12322641 is a wasteful number, since it uses less digits than its factorization.

12322641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 956.

The product of its digits is 576, while the sum is 21.

The square root of 12322641 is about 3510.3619471502. The cubic root of 12322641 is about 230.9765722760.

Adding to 12322641 its reverse (14622321), we get a palindrome (26944962).

The spelling of 12322641 in words is "twelve million, three hundred twenty-two thousand, six hundred forty-one".