2263563 has 12 divisors (see below), whose sum is σ = 3346200. Its totient is φ = 1473696.

The previous prime is 2263561. The next prime is 2263579. The reversal of 2263563 is 3653622.

2263563 is a `hidden beast` number, since 22 + 635 + 6 + 3 = 666.

It is not a de Polignac number, because 2263563 - 2¹ = 2263561 is a prime.

It is an Ulam number.

It is a d-powerful number, because it can be written as 2¹¹ + 2²¹ + 6³ + 3⁹ + 5⁷ + 6⁶ + 3⁹ .

It is not an unprimeable number, because it can be changed into a prime (2263561) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2538 + ... + 3311.

It is an arithmetic number, because the mean of its divisors is an integer number (278850).

2^2263563 is an apocalyptic number.

2263563 is a deficient number, since it is larger than the sum of its proper divisors (1082637).

2263563 is a wasteful number, since it uses less digits than its factorization.

2263563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5898 (or 5895 counting only the distinct ones).

The product of its digits is 6480, while the sum is 27.

The square root of 2263563 is about 1504.5142073108. The cubic root of 2263563 is about 131.2998395754.

The spelling of 2263563 in words is "two million, two hundred sixty-three thousand, five hundred sixty-three".