3636223 has 4 divisors (see below), whose sum is σ = 3761640. Its totient is φ = 3510808.

The previous prime is 3636221. The next prime is 3636233. The reversal of 3636223 is 3226363.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3636223 - 2¹ = 3636221 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3636221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62665 + ... + 62722.

It is an arithmetic number, because the mean of its divisors is an integer number (940410).

Almost surely, 2^3636223 is an apocalyptic number.

3636223 is a deficient number, since it is larger than the sum of its proper divisors (125417).

3636223 is a wasteful number, since it uses less digits than its factorization.

3636223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125416.

The product of its digits is 3888, while the sum is 25.

The square root of 3636223 is about 1906.8883029690. Note that the first 3 decimals coincide. The cubic root of 3636223 is about 153.7742095088.

The spelling of 3636223 in words is "three million, six hundred thirty-six thousand, two hundred twenty-three".