225852722 has 4 divisors (see below), whose sum is σ = 338779086. Its totient is φ = 112926360.

The previous prime is 225852721. The next prime is 225852733. The reversal of 225852722 is 227258522.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 173738761 + 52113961 = 13181^2 + 7219^2 .

It is not an unprimeable number, because it can be changed into a prime (225852721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56463179 + ... + 56463182.

Almost surely, 2^225852722 is an apocalyptic number.

225852722 is a deficient number, since it is larger than the sum of its proper divisors (112926364).

225852722 is a wasteful number, since it uses less digits than its factorization.

225852722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112926363.

The product of its digits is 44800, while the sum is 35.

The square root of 225852722 is about 15028.3971866597. The cubic root of 225852722 is about 608.9875905557.

The spelling of 225852722 in words is "two hundred twenty-five million, eight hundred fifty-two thousand, seven hundred twenty-two".