22559087 has 2 divisors, whose sum is σ = 22559088. Its totient is φ = 22559086.

The previous prime is 22559059. The next prime is 22559149. The reversal of 22559087 is 78095522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22559087 - 2¹² = 22554991 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22559087.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22552087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11279543 + 11279544.

It is an arithmetic number, because the mean of its divisors is an integer number (11279544).

Almost surely, 2^22559087 is an apocalyptic number.

22559087 is a deficient number, since it is larger than the sum of its proper divisors (1).

22559087 is an equidigital number, since it uses as much as digits as its factorization.

22559087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 50400, while the sum is 38.

The square root of 22559087 is about 4749.6407232548. The cubic root of 22559087 is about 282.5577170817.

The spelling of 22559087 in words is "twenty-two million, five hundred fifty-nine thousand, eighty-seven".