225030216 has 16 divisors (see below), whose sum is σ = 562575600. Its totient is φ = 75010064.

The previous prime is 225030193. The next prime is 225030217. The reversal of 225030216 is 612030522.

It is a super-2 number, since 2×225030216² = 101277196226013312, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 225030192 and 225030201.

It is not an unprimeable number, because it can be changed into a prime (225030217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4688106 + ... + 4688153.

It is an arithmetic number, because the mean of its divisors is an integer number (35160975).

Almost surely, 2^225030216 is an apocalyptic number.

It is an amenable number.

225030216 is an abundant number, since it is smaller than the sum of its proper divisors (337545384).

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

225030216 is a wasteful number, since it uses less digits than its factorization.

225030216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9376268 (or 9376264 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 225030216 is about 15001.0071661872. The cubic root of 225030216 is about 608.2474249780.

Adding to 225030216 its reverse (612030522), we get a palindrome (837060738).

The spelling of 225030216 in words is "two hundred twenty-five million, thirty thousand, two hundred sixteen".