2225363218 has 16 divisors (see below), whose sum is σ = 3595691736. Its totient is φ = 1026840960.

The previous prime is 2225363213. The next prime is 2225363221. The reversal of 2225363218 is 8123635222.

It can be written as a sum of positive squares in 4 ways, for example, as 2225291929 + 71289 = 47173^2 + 267^2 .

It is not an unprimeable number, because it can be changed into a prime (2225363213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139080 + ... + 154252.

Almost surely, 2^2225363218 is an apocalyptic number.

2225363218 is a deficient number, since it is larger than the sum of its proper divisors (1370328518).

2225363218 is a wasteful number, since it uses less digits than its factorization.

2225363218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20829.

The product of its digits is 34560, while the sum is 34.

The square root of 2225363218 is about 47173.7556062690. The cubic root of 2225363218 is about 1305.5704200771.

The spelling of 2225363218 in words is "two billion, two hundred twenty-five million, three hundred sixty-three thousand, two hundred eighteen".