2266563 has 16 divisors (see below), whose sum is σ = 3296160. Its totient is φ = 1377024.

The previous prime is 2266549. The next prime is 2266571. The reversal of 2266563 is 3656622.

It is not a de Polignac number, because 2266563 - 2⁵ = 2266531 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2266563.

It is not an unprimeable number, because it can be changed into a prime (2266063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3145 + ... + 3797.

It is an arithmetic number, because the mean of its divisors is an integer number (206010).

2^2266563 is an apocalyptic number.

2266563 is a deficient number, since it is larger than the sum of its proper divisors (1029597).

2266563 is a wasteful number, since it uses less digits than its factorization.

2266563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 758.

The product of its digits is 12960, while the sum is 30.

The square root of 2266563 is about 1505.5108767458. The cubic root of 2266563 is about 131.3578197935.

The spelling of 2266563 in words is "two million, two hundred sixty-six thousand, five hundred sixty-three".