225435130 has 16 divisors (see below), whose sum is σ = 429653160. Its totient is φ = 84869632.

The previous prime is 225435107. The next prime is 225435151. The reversal of 225435130 is 31534522.

It can be written as a sum of positive squares in 4 ways, for example, as 219069601 + 6365529 = 14801^2 + 2523^2 .

It is a junction number, because it is equal to n+sod(n) for n = 225435095 and 225435104.

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, 662875 + ... + 663214.

Almost surely, 2^225435130 is an apocalyptic number.

225435130 is a deficient number, since it is larger than the sum of its proper divisors (204218030).

225435130 is a wasteful number, since it uses less digits than its factorization.

225435130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1326113.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 225435130 is about 15014.4973275831. The cubic root of 225435130 is about 608.6120283457.

Adding to 225435130 its reverse (31534522), we get a palindrome (256969652).

The spelling of 225435130 in words is "two hundred twenty-five million, four hundred thirty-five thousand, one hundred thirty".