5636223 has 20 divisors (see below), whose sum is σ = 8494200. Its totient is φ = 3724272.

The previous prime is 5636207. The next prime is 5636233. The reversal of 5636223 is 3226365.

5636223 is a `hidden beast` number, since 5 + 636 + 2 + 23 = 666.

It is not a de Polignac number, because 5636223 - 2⁴ = 5636207 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an Ulam number.

5636223 is a lucky number.

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5636233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 11836 + ... + 12302.

It is an arithmetic number, because the mean of its divisors is an integer number (424710).

Almost surely, 2^5636223 is an apocalyptic number.

5636223 is a deficient number, since it is larger than the sum of its proper divisors (2857977).

5636223 is a wasteful number, since it uses less digits than its factorization.

5636223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 628 (or 619 counting only the distinct ones).

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

The square root of 5636223 is about 2374.0730822786. The cubic root of 5636223 is about 177.9628652071.

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

The spelling of 5636223 in words is "five million, six hundred thirty-six thousand, two hundred twenty-three".