6223563 has 12 divisors (see below), whose sum is σ = 9124648. Its totient is φ = 4086720.

The previous prime is 6223561. The next prime is 6223577. The reversal of 6223563 is 3653226.

6223563 is a `hidden beast` number, since 622 + 35 + 6 + 3 = 666.

It is not a de Polignac number, because 6223563 - 2¹ = 6223561 is a prime.

It is a d-powerful number, because it can be written as 6 + 2⁶ + 2²⁰ + 3³ + 5⁸ + 6⁴ + 3¹⁴ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6223561) 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, 4558 + ... + 5763.

Almost surely, 2^6223563 is an apocalyptic number.

6223563 is a deficient number, since it is larger than the sum of its proper divisors (2901085).

6223563 is a wasteful number, since it uses less digits than its factorization.

6223563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10394 (or 10391 counting only the distinct ones).

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

The square root of 6223563 is about 2494.7069968235. The cubic root of 6223563 is about 183.9414885631.

Adding to 6223563 its reverse (3653226), we get a palindrome (9876789).

It can be divided in two parts, 6223 and 563, that added together give a triangular number (6786 = T₁₁₆).

The spelling of 6223563 in words is "six million, two hundred twenty-three thousand, five hundred sixty-three".