225511066 has 8 divisors (see below), whose sum is σ = 369018144. Its totient is φ = 102505020.

The previous prime is 225511061. The next prime is 225511093. The reversal of 225511066 is 660115522.

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

It is not an unprimeable number, because it can be changed into a prime (225511061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5125230 + ... + 5125273.

It is an arithmetic number, because the mean of its divisors is an integer number (46127268).

Almost surely, 2^225511066 is an apocalyptic number.

225511066 is a deficient number, since it is larger than the sum of its proper divisors (143507078).

225511066 is a wasteful number, since it uses less digits than its factorization.

225511066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10250516.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 225511066 is about 15017.0258706576. The cubic root of 225511066 is about 608.6803560207.

Adding to 225511066 its reverse (660115522), we get a palindrome (885626588).

The spelling of 225511066 in words is "two hundred twenty-five million, five hundred eleven thousand, sixty-six".