22560271 has 2 divisors, whose sum is σ = 22560272. Its totient is φ = 22560270.

The previous prime is 22560247. The next prime is 22560287. The reversal of 22560271 is 17206522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22560271 - 2¹⁵ = 22527503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22560211) 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, 11280135 + 11280136.

It is an arithmetic number, because the mean of its divisors is an integer number (11280136).

Almost surely, 2^22560271 is an apocalyptic number.

22560271 is a deficient number, since it is larger than the sum of its proper divisors (1).

22560271 is an equidigital number, since it uses as much as digits as its factorization.

22560271 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 22560271 is about 4749.7653626258. The cubic root of 22560271 is about 282.5626602854.

Adding to 22560271 its reverse (17206522), we get a palindrome (39766793).

The spelling of 22560271 in words is "twenty-two million, five hundred sixty thousand, two hundred seventy-one".