6563363 has 4 divisors (see below), whose sum is σ = 6570720. Its totient is φ = 6556008.

The previous prime is 6563327. The next prime is 6563371. The reversal of 6563363 is 3633656.

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 not a de Polignac number, because 6563363 - 2⁸ = 6563107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6563383) 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, 2120 + ... + 4197.

It is an arithmetic number, because the mean of its divisors is an integer number (1642680).

Almost surely, 2^6563363 is an apocalyptic number.

6563363 is a deficient number, since it is larger than the sum of its proper divisors (7357).

6563363 is a wasteful number, since it uses less digits than its factorization.

6563363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7356.

The product of its digits is 29160, while the sum is 32.

The square root of 6563363 is about 2561.9061263052. The cubic root of 6563363 is about 187.2300161739.

The spelling of 6563363 in words is "six million, five hundred sixty-three thousand, three hundred sixty-three".