225167730 has 16 divisors (see below), whose sum is σ = 540402624. Its totient is φ = 60044720.

The previous prime is 225167729. The next prime is 225167743. The reversal of 225167730 is 37761522.

It is a junction number, because it is equal to n+sod(n) for n = 225167691 and 225167700.

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, 3752766 + ... + 3752825.

It is an arithmetic number, because the mean of its divisors is an integer number (33775164).

Almost surely, 2^225167730 is an apocalyptic number.

225167730 is an abundant number, since it is smaller than the sum of its proper divisors (315234894).

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

225167730 is a wasteful number, since it uses less digits than its factorization.

225167730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7505601.

The product of its (nonzero) digits is 17640, while the sum is 33.

The square root of 225167730 is about 15005.5899584122. The cubic root of 225167730 is about 608.3712979789.

The spelling of 225167730 in words is "two hundred twenty-five million, one hundred sixty-seven thousand, seven hundred thirty".