1223433306 has 12 divisors (see below), whose sum is σ = 2650772202. Its totient is φ = 407811096.

The previous prime is 1223433241. The next prime is 1223433307. The reversal of 1223433306 is 6033343221.

It is a happy number.

1223433306 is a `hidden beast` number, since 1 + 223 + 433 + 3 + 0 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 812763081 + 410670225 = 28509^2 + 20265^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1223433306.

It is not an unprimeable number, because it can be changed into a prime (1223433307) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 33984241 + ... + 33984276.

Almost surely, 2^1223433306 is an apocalyptic number.

1223433306 is an abundant number, since it is smaller than the sum of its proper divisors (1427338896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1223433306 is a wasteful number, since it uses less digits than its factorization.

1223433306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67968525 (or 67968522 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

The square root of 1223433306 is about 34977.6114964987. The cubic root of 1223433306 is about 1069.5311382200.

Adding to 1223433306 its reverse (6033343221), we get a palindrome (7256776527).

The spelling of 1223433306 in words is "one billion, two hundred twenty-three million, four hundred thirty-three thousand, three hundred six".