225106 has 12 divisors (see below), whose sum is σ = 392958. Its totient is φ = 96432.

The previous prime is 225089. The next prime is 225109. The reversal of 225106 is 601522.

It is a happy number.

225106 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 only one way, i.e., 194481 + 30625 = 441^2 + 175^2 .

It is a super-2 number, since 2×225106² = 101345422472, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 225106.

It is not an unprimeable number, because it can be changed into a prime (225109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1051 + ... + 1246.

2²²⁵¹⁰⁶ is an apocalyptic number.

225106 is a deficient number, since it is larger than the sum of its proper divisors (167852).

225106 is a wasteful number, since it uses less digits than its factorization.

225106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2313 (or 2306 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 225106 is about 474.4533696793. The cubic root of 225106 is about 60.8315697660.

Adding to 225106 its reverse (601522), we get a palindrome (826628).

The spelling of 225106 in words is "two hundred twenty-five thousand, one hundred six".