225150222 has 16 divisors (see below), whose sum is σ = 491236992. Its totient is φ = 68227320.

The previous prime is 225150187. The next prime is 225150239. The reversal of 225150222 is 222051522.

225150222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 1705618 + ... + 1705749.

It is an arithmetic number, because the mean of its divisors is an integer number (30702312).

Almost surely, 2^225150222 is an apocalyptic number.

225150222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

225150222 is an abundant number, since it is smaller than the sum of its proper divisors (266086770).

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

225150222 is a wasteful number, since it uses less digits than its factorization.

225150222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3411383.

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 225150222 is about 15005.0065644771. The cubic root of 225150222 is about 608.3555295252.

The spelling of 225150222 in words is "two hundred twenty-five million, one hundred fifty thousand, two hundred twenty-two".