12663022 has 16 divisors (see below), whose sum is σ = 19595520. Its totient is φ = 6134008.

The previous prime is 12663019. The next prime is 12663023. The reversal of 12663022 is 22036621.

It is a happy number.

12663022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12662984 and 12663002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12663023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9429 + ... + 10687.

It is an arithmetic number, because the mean of its divisors is an integer number (1224720).

Almost surely, 2^12663022 is an apocalyptic number.

12663022 is a deficient number, since it is larger than the sum of its proper divisors (6932498).

12663022 is a wasteful number, since it uses less digits than its factorization.

12663022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1415.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 12663022 is about 3558.5140157094. The cubic root of 12663022 is about 233.0839953325.

Adding to 12663022 its reverse (22036621), we get a palindrome (34699643).

The spelling of 12663022 in words is "twelve million, six hundred sixty-three thousand, twenty-two".