1222063306 has 16 divisors (see below), whose sum is σ = 1947560040. Its totient is φ = 574015680.

The previous prime is 1222063303. The next prime is 1222063313. The reversal of 1222063306 is 6033602221.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1190871081 + 31192225 = 34509^2 + 5585^2 .

It is not an unprimeable number, because it can be changed into a prime (1222063303) 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, 282585 + ... + 286876.

Almost surely, 2^1222063306 is an apocalyptic number.

1222063306 is a deficient number, since it is larger than the sum of its proper divisors (725496734).

1222063306 is a wasteful number, since it uses less digits than its factorization.

1222063306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 569529.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 1222063306 is about 34958.0220550305. The cubic root of 1222063306 is about 1069.1317689684.

Adding to 1222063306 its reverse (6033602221), we get a palindrome (7255665527).

The spelling of 1222063306 in words is "one billion, two hundred twenty-two million, sixty-three thousand, three hundred six".