22520033 has 2 divisors, whose sum is σ = 22520034. Its totient is φ = 22520032.

The previous prime is 22519999. The next prime is 22520039. The reversal of 22520033 is 33002522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18386944 + 4133089 = 4288^2 + 2033^2 .

It is a cyclic number.

It is not a de Polignac number, because 22520033 - 2¹⁸ = 22257889 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22519993 and 22520020.

It is not a weakly prime, because it can be changed into another prime (22520039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11260016 + 11260017.

It is an arithmetic number, because the mean of its divisors is an integer number (11260017).

Almost surely, 2^22520033 is an apocalyptic number.

It is an amenable number.

22520033 is a deficient number, since it is larger than the sum of its proper divisors (1).

22520033 is an equidigital number, since it uses as much as digits as its factorization.

22520033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 17.

The square root of 22520033 is about 4745.5276840410. The cubic root of 22520033 is about 282.3945694759.

Adding to 22520033 its reverse (33002522), we get a palindrome (55522555).

The spelling of 22520033 in words is "twenty-two million, five hundred twenty thousand, thirty-three".