22560559 has 4 divisors (see below), whose sum is σ = 25783504. Its totient is φ = 19337616.

The previous prime is 22560557. The next prime is 22560569. The reversal of 22560559 is 95506522.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22560559 - 2¹ = 22560557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22560557) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1611462 + ... + 1611475.

It is an arithmetic number, because the mean of its divisors is an integer number (6445876).

Almost surely, 2^22560559 is an apocalyptic number.

22560559 is a deficient number, since it is larger than the sum of its proper divisors (3222945).

22560559 is an equidigital number, since it uses as much as digits as its factorization.

22560559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3222944.

The product of its (nonzero) digits is 27000, while the sum is 34.

The square root of 22560559 is about 4749.7956798161. The cubic root of 22560559 is about 282.5638626601.

The spelling of 22560559 in words is "twenty-two million, five hundred sixty thousand, five hundred fifty-nine".