225707322 has 16 divisors (see below), whose sum is σ = 458152992. Its totient is φ = 74112720.

The previous prime is 225707291. The next prime is 225707323. The reversal of 225707322 is 223707522.

It is a self number, because there is not a number n which added to its sum of digits gives 225707322.

It is not an unprimeable number, because it can be changed into a prime (225707323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 280329 + ... + 281132.

It is an arithmetic number, because the mean of its divisors is an integer number (28634562).

Almost surely, 2^225707322 is an apocalyptic number.

225707322 is an abundant number, since it is smaller than the sum of its proper divisors (232445670).

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

225707322 is a wasteful number, since it uses less digits than its factorization.

225707322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561533.

The product of its (nonzero) digits is 11760, while the sum is 30.

The square root of 225707322 is about 15023.5588992755. The cubic root of 225707322 is about 608.8568773438.

It can be divided in two parts, 22570 and 7322, that added together give a palindrome (29892).

The spelling of 225707322 in words is "two hundred twenty-five million, seven hundred seven thousand, three hundred twenty-two".