6005563 has 4 divisors (see below), whose sum is σ = 6011728. Its totient is φ = 5999400.

The previous prime is 6005533. The next prime is 6005569. The reversal of 6005563 is 3655006.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6005563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6005569) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1263 + ... + 3688.

It is an arithmetic number, because the mean of its divisors is an integer number (1502932).

Almost surely, 2^6005563 is an apocalyptic number.

6005563 is a deficient number, since it is larger than the sum of its proper divisors (6165).

6005563 is a wasteful number, since it uses less digits than its factorization.

6005563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6164.

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 6005563 is about 2450.6250223157. The cubic root of 6005563 is about 181.7682010573.

The spelling of 6005563 in words is "six million, five thousand, five hundred sixty-three".