225030222 has 48 divisors (see below), whose sum is σ = 504569520. Its totient is φ = 72432000.

The previous prime is 225030217. The next prime is 225030251. The reversal of 225030222 is 222030522.

225030222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 225030195 and 225030204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 73029 + ... + 76047.

It is an arithmetic number, because the mean of its divisors is an integer number (10511865).

Almost surely, 2^225030222 is an apocalyptic number.

225030222 is an abundant number, since it is smaller than the sum of its proper divisors (279539298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225030222 is a wasteful number, since it uses less digits than its factorization.

225030222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3169 (or 3166 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 225030222 is about 15001.0073661738. The cubic root of 225030222 is about 608.2474303839.

Adding to 225030222 its reverse (222030522), we get a palindrome (447060744).

The spelling of 225030222 in words is "two hundred twenty-five million, thirty thousand, two hundred twenty-two".