22204253 has 2 divisors, whose sum is σ = 22204254. Its totient is φ = 22204252.

The previous prime is 22204249. The next prime is 22204307. The reversal of 22204253 is 35240222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20403289 + 1800964 = 4517^2 + 1342^2 .

It is a cyclic number.

It is not a de Polignac number, because 22204253 - 2² = 22204249 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22203253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11102126 + 11102127.

It is an arithmetic number, because the mean of its divisors is an integer number (11102127).

Almost surely, 2^22204253 is an apocalyptic number.

It is an amenable number.

22204253 is a deficient number, since it is larger than the sum of its proper divisors (1).

22204253 is an equidigital number, since it uses as much as digits as its factorization.

22204253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 22204253 is about 4712.1388986319. The cubic root of 22204253 is about 281.0684221877.

Adding to 22204253 its reverse (35240222), we get a palindrome (57444475).

The spelling of 22204253 in words is "twenty-two million, two hundred four thousand, two hundred fifty-three".