12226433 has 2 divisors, whose sum is σ = 12226434. Its totient is φ = 12226432.

The previous prime is 12226399. The next prime is 12226453. The reversal of 12226433 is 33462221.

12226433 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8133904 + 4092529 = 2852^2 + 2023^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12226433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12226399 and 12226408.

It is not a weakly prime, because it can be changed into another prime (12226453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6113216 + 6113217.

It is an arithmetic number, because the mean of its divisors is an integer number (6113217).

Almost surely, 2^12226433 is an apocalyptic number.

It is an amenable number.

12226433 is a deficient number, since it is larger than the sum of its proper divisors (1).

12226433 is an equidigital number, since it uses as much as digits as its factorization.

12226433 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1728, while the sum is 23.

The square root of 12226433 is about 3496.6316649027. The cubic root of 12226433 is about 230.3738909236.

Adding to 12226433 its reverse (33462221), we get a palindrome (45688654).

The spelling of 12226433 in words is "twelve million, two hundred twenty-six thousand, four hundred thirty-three".