225336163 has 16 divisors (see below), whose sum is σ = 249631200. Its totient is φ = 202118400.

The previous prime is 225336149. The next prime is 225336193. The reversal of 225336163 is 361633522.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 225336163 - 2²¹ = 223239011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (225336193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66613 + ... + 69913.

It is an arithmetic number, because the mean of its divisors is an integer number (15601950).

Almost surely, 2^225336163 is an apocalyptic number.

225336163 is a deficient number, since it is larger than the sum of its proper divisors (24295037).

225336163 is a wasteful number, since it uses less digits than its factorization.

225336163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3462.

The product of its digits is 19440, while the sum is 31.

The square root of 225336163 is about 15011.2012510658. The cubic root of 225336163 is about 608.5229542030.

Adding to 225336163 its reverse (361633522), we get a palindrome (586969685).

It can be divided in two parts, 2253 and 36163, that added together give a 4-th power (38416 = 14⁴).

The spelling of 225336163 in words is "two hundred twenty-five million, three hundred thirty-six thousand, one hundred sixty-three".