1222433244 has 36 divisors (see below), whose sum is σ = 3107318760. Its totient is φ = 405199200.

The previous prime is 1222433237. The next prime is 1222433309. The reversal of 1222433244 is 4423342221.

1222433244 is a `hidden beast` number, since 1 + 222 + 433 + 2 + 4 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 88407 + ... + 101294.

It is an arithmetic number, because the mean of its divisors is an integer number (86314410).

Almost surely, 2^1222433244 is an apocalyptic number.

It is an amenable number.

1222433244 is an abundant number, since it is smaller than the sum of its proper divisors (1884885516).

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

1222433244 is a wasteful number, since it uses less digits than its factorization.

1222433244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189890 (or 189885 counting only the distinct ones).

The product of its digits is 9216, while the sum is 27.

The square root of 1222433244 is about 34963.3128293072. The cubic root of 1222433244 is about 1069.2396391483.

Adding to 1222433244 its reverse (4423342221), we get a palindrome (5645775465).

The spelling of 1222433244 in words is "one billion, two hundred twenty-two million, four hundred thirty-three thousand, two hundred forty-four".