22554253 has 2 divisors, whose sum is σ = 22554254. Its totient is φ = 22554252.

The previous prime is 22554247. The next prime is 22554269. The reversal of 22554253 is 35245522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16016004 + 6538249 = 4002^2 + 2557^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22554253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22554293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11277126 + 11277127.

It is an arithmetic number, because the mean of its divisors is an integer number (11277127).

Almost surely, 2^22554253 is an apocalyptic number.

It is an amenable number.

22554253 is a deficient number, since it is larger than the sum of its proper divisors (1).

22554253 is an equidigital number, since it uses as much as digits as its factorization.

22554253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12000, while the sum is 28.

The square root of 22554253 is about 4749.1318153953. The cubic root of 22554253 is about 282.5375333220.

Adding to 22554253 its reverse (35245522), we get a palindrome (57799775).

The spelling of 22554253 in words is "twenty-two million, five hundred fifty-four thousand, two hundred fifty-three".