22243033 has 8 divisors (see below), whose sum is σ = 22991976. Its totient is φ = 21504000.

The previous prime is 22243019. The next prime is 22243037. The reversal of 22243033 is 33034222.

It can be written as a sum of positive squares in 4 ways, for example, as 685584 + 21557449 = 828^2 + 4643^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22243033 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22243033.

It is not an unprimeable number, because it can be changed into a prime (22243037) 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, 2233 + ... + 7033.

It is an arithmetic number, because the mean of its divisors is an integer number (2873997).

Almost surely, 2^22243033 is an apocalyptic number.

It is an amenable number.

22243033 is a deficient number, since it is larger than the sum of its proper divisors (748943).

22243033 is a wasteful number, since it uses less digits than its factorization.

22243033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4955.

The product of its (nonzero) digits is 864, while the sum is 19.

The square root of 22243033 is about 4716.2520076858. The cubic root of 22243033 is about 281.2319568343.

Adding to 22243033 its reverse (33034222), we get a palindrome (55277255).

The spelling of 22243033 in words is "twenty-two million, two hundred forty-three thousand, thirty-three".