22544033 has 2 divisors, whose sum is σ = 22544034. Its totient is φ = 22544032.

The previous prime is 22544029. The next prime is 22544047. The reversal of 22544033 is 33044522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22543504 + 529 = 4748^2 + 23^2 .

It is a cyclic number.

It is not a de Polignac number, because 22544033 - 2² = 22544029 is a prime.

It is not a weakly prime, because it can be changed into another prime (22544003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11272016 + 11272017.

It is an arithmetic number, because the mean of its divisors is an integer number (11272017).

Almost surely, 2^22544033 is an apocalyptic number.

It is an amenable number.

22544033 is a deficient number, since it is larger than the sum of its proper divisors (1).

22544033 is an equidigital number, since it uses as much as digits as its factorization.

22544033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 22544033 is about 4748.0557073396. The cubic root of 22544033 is about 282.4948514999.

Adding to 22544033 its reverse (33044522), we get a palindrome (55588555).

The spelling of 22544033 in words is "twenty-two million, five hundred forty-four thousand, thirty-three".