225030128 has 20 divisors (see below), whose sum is σ = 436878288. Its totient is φ = 112287360.

The previous prime is 225030107. The next prime is 225030131. The reversal of 225030128 is 821030522.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5933 + ... + 22028.

Almost surely, 2^225030128 is an apocalyptic number.

It is an amenable number.

225030128 is a deficient number, since it is larger than the sum of its proper divisors (211848160).

225030128 is a wasteful number, since it uses less digits than its factorization.

225030128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28472 (or 28466 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 225030128 is about 15001.0042330505. The cubic root of 225030128 is about 608.2473456912.

The spelling of 225030128 in words is "two hundred twenty-five million, thirty thousand, one hundred twenty-eight".