8222728330 has 16 divisors (see below), whose sum is σ = 14877603144. Its totient is φ = 3272048640.

The previous prime is 8222728313. The next prime is 8222728361. The reversal of 8222728330 is 338272228.

It can be written as a sum of positive squares in 4 ways, for example, as 4345050889 + 3877677441 = 65917^2 + 62271^2 .

It is a super-2 number, since 2×8222728330² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 8222728330.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2128311 + ... + 2132170.

Almost surely, 2^8222728330 is an apocalyptic number.

8222728330 is a deficient number, since it is larger than the sum of its proper divisors (6654874814).

8222728330 is a wasteful number, since it uses less digits than its factorization.

8222728330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4260681.

The product of its (nonzero) digits is 64512, while the sum is 37.

The square root of 8222728330 is about 90679.2607490820. The cubic root of 8222728330 is about 2018.3910602491.

The spelling of 8222728330 in words is "eight billion, two hundred twenty-two million, seven hundred twenty-eight thousand, three hundred thirty".