225230441 has 2 divisors, whose sum is σ = 225230442. Its totient is φ = 225230440.

The previous prime is 225230437. The next prime is 225230449. The reversal of 225230441 is 144032522.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 199939600 + 25290841 = 14140^2 + 5029^2 .

It is a cyclic number.

It is not a de Polignac number, because 225230441 - 2² = 225230437 is a prime.

It is not a weakly prime, because it can be changed into another prime (225230449) 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 as a sum of consecutive naturals, namely, 112615220 + 112615221.

It is an arithmetic number, because the mean of its divisors is an integer number (112615221).

Almost surely, 2^225230441 is an apocalyptic number.

It is an amenable number.

225230441 is a deficient number, since it is larger than the sum of its proper divisors (1).

225230441 is an equidigital number, since it uses as much as digits as its factorization.

225230441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 225230441 is about 15007.6794008934. The cubic root of 225230441 is about 608.4277714815.

Adding to 225230441 its reverse (144032522), we get a palindrome (369262963).

The spelling of 225230441 in words is "two hundred twenty-five million, two hundred thirty thousand, four hundred forty-one".