2828550217 has 2 divisors, whose sum is σ = 2828550218. Its totient is φ = 2828550216.

The previous prime is 2828550209. The next prime is 2828550229. The reversal of 2828550217 is 7120558282.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1871514121 + 957036096 = 43261^2 + 30936^2 .

It is a cyclic number.

It is not a de Polignac number, because 2828550217 - 2³ = 2828550209 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2828550217.

It is not a weakly prime, because it can be changed into another prime (2828550817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1414275108 + 1414275109.

It is an arithmetic number, because the mean of its divisors is an integer number (1414275109).

Almost surely, 2^2828550217 is an apocalyptic number.

It is an amenable number.

2828550217 is a deficient number, since it is larger than the sum of its proper divisors (1).

2828550217 is an equidigital number, since it uses as much as digits as its factorization.

2828550217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 89600, while the sum is 40.

The square root of 2828550217 is about 53184.1162096354. The cubic root of 2828550217 is about 1414.2340774511.

The spelling of 2828550217 in words is "two billion, eight hundred twenty-eight million, five hundred fifty thousand, two hundred seventeen".