2208559 has 2 divisors, whose sum is σ = 2208560. Its totient is φ = 2208558.

The previous prime is 2208517. The next prime is 2208581. The reversal of 2208559 is 9558022.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2208559 - 2⁷ = 2208431 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 2208559.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2208259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1104279 + 1104280.

It is an arithmetic number, because the mean of its divisors is an integer number (1104280).

2^2208559 is an apocalyptic number.

2208559 is a deficient number, since it is larger than the sum of its proper divisors (1).

2208559 is an equidigital number, since it uses as much as digits as its factorization.

2208559 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 2208559 is about 1486.1221349539. The cubic root of 2208559 is about 130.2275894949.

The spelling of 2208559 in words is "two million, two hundred eight thousand, five hundred fifty-nine".