5528812217 has 2 divisors, whose sum is σ = 5528812218. Its totient is φ = 5528812216.

The previous prime is 5528812189. The next prime is 5528812253. The reversal of 5528812217 is 7122188255.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4453693696 + 1075118521 = 66736^2 + 32789^2 .

It is a cyclic number.

It is not a de Polignac number, because 5528812217 - 2¹⁰ = 5528811193 is a prime.

It is not a weakly prime, because it can be changed into another prime (5528812277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2764406108 + 2764406109.

It is an arithmetic number, because the mean of its divisors is an integer number (2764406109).

Almost surely, 2^5528812217 is an apocalyptic number.

It is an amenable number.

5528812217 is a deficient number, since it is larger than the sum of its proper divisors (1).

5528812217 is an equidigital number, since it uses as much as digits as its factorization.

5528812217 is an evil number, because the sum of its binary digits is even.

The product of its digits is 89600, while the sum is 41.

The square root of 5528812217 is about 74355.9830612171. The cubic root of 5528812217 is about 1768.2511391616.

The spelling of 5528812217 in words is "five billion, five hundred twenty-eight million, eight hundred twelve thousand, two hundred seventeen".