225032310 has 32 divisors (see below), whose sum is σ = 600086880. Its totient is φ = 60008544.

The previous prime is 225032309. The next prime is 225032323. The reversal of 225032310 is 13230522.

It is a super-2 number, since 2×225032310² = 101279081087872200, which contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 416457 + ... + 416996.

It is an arithmetic number, because the mean of its divisors is an integer number (18752715).

Almost surely, 2^225032310 is an apocalyptic number.

225032310 is an abundant number, since it is smaller than the sum of its proper divisors (375054570).

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

225032310 is a wasteful number, since it uses less digits than its factorization.

225032310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 833469 (or 833463 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 225032310 is about 15001.0769613385. The cubic root of 225032310 is about 608.2493116374.

Adding to 225032310 its reverse (13230522), we get a palindrome (238262832).

The spelling of 225032310 in words is "two hundred twenty-five million, thirty-two thousand, three hundred ten".