225540341 has 4 divisors (see below), whose sum is σ = 242889612. Its totient is φ = 208191072.

The previous prime is 225540331. The next prime is 225540349. The reversal of 225540341 is 143045522.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 49420900 + 176119441 = 7030^2 + 13271^2 .

It is a cyclic number.

It is not a de Polignac number, because 225540341 - 2¹⁰ = 225539317 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 225540341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225540349) 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 3 ways as a sum of consecutive naturals, for example, 8674616 + ... + 8674641.

It is an arithmetic number, because the mean of its divisors is an integer number (60722403).

Almost surely, 2^225540341 is an apocalyptic number.

It is an amenable number.

225540341 is a deficient number, since it is larger than the sum of its proper divisors (17349271).

225540341 is a wasteful number, since it uses less digits than its factorization.

225540341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17349270.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 225540341 is about 15018.0005659875. Note that the first 3 decimals coincide. The cubic root of 225540341 is about 608.7066937473.

Adding to 225540341 its reverse (143045522), we get a palindrome (368585863).

The spelling of 225540341 in words is "two hundred twenty-five million, five hundred forty thousand, three hundred forty-one".