4222253618 has 18 divisors (see below), whose sum is σ = 6963151293. Its totient is φ = 1918746720.

The previous prime is 4222253597. The next prime is 4222253621. The reversal of 4222253618 is 8163522224.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3230444569 + 991809049 = 56837^2 + 31493^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=45947.

It is a super-2 number, since 2×4222253618² = 35654851229428179848, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1008746 + ... + 1012922.

Almost surely, 2^4222253618 is an apocalyptic number.

4222253618 is a deficient number, since it is larger than the sum of its proper divisors (2740897675).

4222253618 is an frugal number, since it uses more digits than its factorization.

4222253618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8378 (or 4190 counting only the distinct ones).

The product of its digits is 46080, while the sum is 35.

The square root of 4222253618 is about 64978.8705503566. The cubic root of 4222253618 is about 1616.2732013775.

The spelling of 4222253618 in words is "four billion, two hundred twenty-two million, two hundred fifty-three thousand, six hundred eighteen".