225611066 has 8 divisors (see below), whose sum is σ = 339043764. Its totient is φ = 112596480.

The previous prime is 225611051. The next prime is 225611077. The reversal of 225611066 is 660116522.

225611066 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 225150025 + 461041 = 15005^2 + 679^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103175 + ... + 105338.

Almost surely, 2^225611066 is an apocalyptic number.

225611066 is a deficient number, since it is larger than the sum of its proper divisors (113432698).

225611066 is a wasteful number, since it uses less digits than its factorization.

225611066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209056.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 225611066 is about 15020.3550557235. The cubic root of 225611066 is about 608.7703132333.

Adding to 225611066 its reverse (660116522), we get a palindrome (885727588).

The spelling of 225611066 in words is "two hundred twenty-five million, six hundred eleven thousand, sixty-six".