2217265073 has 2 divisors, whose sum is σ = 2217265074. Its totient is φ = 2217265072.

The previous prime is 2217265051. The next prime is 2217265133. The reversal of 2217265073 is 3705627122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2212103089 + 5161984 = 47033^2 + 2272^2 .

It is a cyclic number.

It is not a de Polignac number, because 2217265073 - 2⁶ = 2217265009 is a prime.

It is not a weakly prime, because it can be changed into another prime (2217265003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1108632536 + 1108632537.

It is an arithmetic number, because the mean of its divisors is an integer number (1108632537).

Almost surely, 2^2217265073 is an apocalyptic number.

It is an amenable number.

2217265073 is a deficient number, since it is larger than the sum of its proper divisors (1).

2217265073 is an equidigital number, since it uses as much as digits as its factorization.

2217265073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 35280, while the sum is 35.

The square root of 2217265073 is about 47087.8442169526. The cubic root of 2217265073 is about 1303.9848288300.

The spelling of 2217265073 in words is "two billion, two hundred seventeen million, two hundred sixty-five thousand, seventy-three".