225304303 has 12 divisors (see below), whose sum is σ = 266534280. Its totient is φ = 189842352.

The previous prime is 225304267. The next prime is 225304327. The reversal of 225304303 is 303403522.

It is not a de Polignac number, because 225304303 - 2¹³ = 225296111 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 (225304333) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36076 + ... + 41857.

It is an arithmetic number, because the mean of its divisors is an integer number (22211190).

Almost surely, 2^225304303 is an apocalyptic number.

225304303 is a deficient number, since it is larger than the sum of its proper divisors (41229977).

225304303 is an equidigital number, since it uses as much as digits as its factorization.

225304303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78006 (or 77999 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 22.

The square root of 225304303 is about 15010.1400060093. The cubic root of 225304303 is about 608.4942734165.

Adding to 225304303 its reverse (303403522), we get a palindrome (528707825).

The spelling of 225304303 in words is "two hundred twenty-five million, three hundred four thousand, three hundred three".