22906253 has 2 divisors, whose sum is σ = 22906254. Its totient is φ = 22906252.

The previous prime is 22906243. The next prime is 22906271. The reversal of 22906253 is 35260922.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22108804 + 797449 = 4702^2 + 893^2 .

It is a cyclic number.

It is not a de Polignac number, because 22906253 - 2⁴ = 22906237 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22906243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11453126 + 11453127.

It is an arithmetic number, because the mean of its divisors is an integer number (11453127).

Almost surely, 2^22906253 is an apocalyptic number.

It is an amenable number.

22906253 is a deficient number, since it is larger than the sum of its proper divisors (1).

22906253 is an equidigital number, since it uses as much as digits as its factorization.

22906253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 22906253 is about 4786.0477431802. The cubic root of 22906253 is about 283.9997892282. Note that the first 3 decimals are identical.

The spelling of 22906253 in words is "twenty-two million, nine hundred six thousand, two hundred fifty-three".