225324203 has 4 divisors (see below), whose sum is σ = 242656848. Its totient is φ = 207991560.

The previous prime is 225324161. The next prime is 225324227. The reversal of 225324203 is 302423522.

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 225324203 - 2¹⁰ = 225323179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225324293) 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, 8666303 + ... + 8666328.

It is an arithmetic number, because the mean of its divisors is an integer number (60664212).

Almost surely, 2^225324203 is an apocalyptic number.

225324203 is a deficient number, since it is larger than the sum of its proper divisors (17332645).

225324203 is a wasteful number, since it uses less digits than its factorization.

225324203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17332644.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 225324203 is about 15010.8028765952. The cubic root of 225324203 is about 608.5121879723.

Adding to 225324203 its reverse (302423522), we get a palindrome (527747725).

The spelling of 225324203 in words is "two hundred twenty-five million, three hundred twenty-four thousand, two hundred three".