12232322 has 4 divisors (see below), whose sum is σ = 18348486. Its totient is φ = 6116160.

The previous prime is 12232289. The next prime is 12232327. The reversal of 12232322 is 22323221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22323221 = 863 ⋅25867.

It can be written as a sum of positive squares in only one way, i.e., 12103441 + 128881 = 3479^2 + 359^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12232322.

It is not an unprimeable number, because it can be changed into a prime (12232327) 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 as a sum of consecutive naturals, namely, 3058079 + ... + 3058082.

Almost surely, 2^12232322 is an apocalyptic number.

12232322 is a deficient number, since it is larger than the sum of its proper divisors (6116164).

12232322 is an equidigital number, since it uses as much as digits as its factorization.

12232322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6116163.

The product of its digits is 288, while the sum is 17.

The square root of 12232322 is about 3497.4736596578. The cubic root of 12232322 is about 230.4108723851.

Adding to 12232322 its reverse (22323221), we get a palindrome (34555543).

The spelling of 12232322 in words is "twelve million, two hundred thirty-two thousand, three hundred twenty-two".