225525130 has 16 divisors (see below), whose sum is σ = 407493504. Its totient is φ = 89866000.

The previous prime is 225525119. The next prime is 225525151. The reversal of 225525130 is 31525522.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 225525095 and 225525104.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40246 + ... + 45505.

It is an arithmetic number, because the mean of its divisors is an integer number (25468344).

Almost surely, 2^225525130 is an apocalyptic number.

225525130 is a deficient number, since it is larger than the sum of its proper divisors (181968374).

225525130 is a wasteful number, since it uses less digits than its factorization.

225525130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86021.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 225525130 is about 15017.4941318450. The cubic root of 225525130 is about 608.6930092099.

The spelling of 225525130 in words is "two hundred twenty-five million, five hundred twenty-five thousand, one hundred thirty".