225704222 has 8 divisors (see below), whose sum is σ = 338648016. Its totient is φ = 112821552.

The previous prime is 225704201. The next prime is 225704231. The reversal of 225704222 is 222407522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 225704191 and 225704200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4538 + ... + 21725.

It is an arithmetic number, because the mean of its divisors is an integer number (42331002).

Almost surely, 2^225704222 is an apocalyptic number.

225704222 is a deficient number, since it is larger than the sum of its proper divisors (112943794).

225704222 is a wasteful number, since it uses less digits than its factorization.

225704222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30562.

The product of its (nonzero) digits is 4480, while the sum is 26.

The square root of 225704222 is about 15023.4557276280. The cubic root of 225704222 is about 608.8540898623.

The spelling of 225704222 in words is "two hundred twenty-five million, seven hundred four thousand, two hundred twenty-two".