2266559 has 4 divisors (see below), whose sum is σ = 2399904. Its totient is φ = 2133216.

The previous prime is 2266549. The next prime is 2266571. The reversal of 2266559 is 9556622.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9556622 = 2 ⋅4778311.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2266559 is a prime.

It is a d-powerful number, because it can be written as 2² + 2¹³ + 6⁶ + 6⁸ + 5² + 5⁴ + 9⁶ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2266519) 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 in 3 ways as a sum of consecutive naturals, for example, 66647 + ... + 66680.

It is an arithmetic number, because the mean of its divisors is an integer number (599976).

2^2266559 is an apocalyptic number.

2266559 is a deficient number, since it is larger than the sum of its proper divisors (133345).

2266559 is a wasteful number, since it uses less digits than its factorization.

2266559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133344.

The product of its digits is 32400, while the sum is 35.

The square root of 2266559 is about 1505.5095482925. The cubic root of 2266559 is about 131.3577425206.

The spelling of 2266559 in words is "two million, two hundred sixty-six thousand, five hundred fifty-nine".