225867730 has 32 divisors (see below), whose sum is σ = 444165120. Its totient is φ = 82014720.

The previous prime is 225867713. The next prime is 225867731. The reversal of 225867730 is 37768522.

It is not an unprimeable number, because it can be changed into a prime (225867731) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 118626 + ... + 120514.

It is an arithmetic number, because the mean of its divisors is an integer number (13880160).

Almost surely, 2^225867730 is an apocalyptic number.

225867730 is a deficient number, since it is larger than the sum of its proper divisors (218297390).

225867730 is a wasteful number, since it uses less digits than its factorization.

225867730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2994.

The product of its (nonzero) digits is 141120, while the sum is 40.

The square root of 225867730 is about 15028.8964997434. The cubic root of 225867730 is about 609.0010794099.

The spelling of 225867730 in words is "two hundred twenty-five million, eight hundred sixty-seven thousand, seven hundred thirty".