12322227 has 16 divisors (see below), whose sum is σ = 17314560. Its totient is φ = 7779552.

The previous prime is 12322223. The next prime is 12322237. The reversal of 12322227 is 72222321.

It is a happy number.

12322227 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12322227 - 2² = 12322223 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12322223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6549 + ... + 8217.

It is an arithmetic number, because the mean of its divisors is an integer number (1082160).

Almost surely, 2^12322227 is an apocalyptic number.

12322227 is a deficient number, since it is larger than the sum of its proper divisors (4992333).

12322227 is a wasteful number, since it uses less digits than its factorization.

12322227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1802.

The product of its digits is 672, while the sum is 21.

The square root of 12322227 is about 3510.3029783767. The cubic root of 12322227 is about 230.9739855639.

Adding to 12322227 its reverse (72222321), we get a palindrome (84544548).

The spelling of 12322227 in words is "twelve million, three hundred twenty-two thousand, two hundred twenty-seven".