2217750473 has 2 divisors, whose sum is σ = 2217750474. Its totient is φ = 2217750472.

The previous prime is 2217750463. The next prime is 2217750503. The reversal of 2217750473 is 3740577122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2153702464 + 64048009 = 46408^2 + 8003^2 .

It is a cyclic number.

It is not a de Polignac number, because 2217750473 - 2¹⁰ = 2217749449 is a prime.

It is not a weakly prime, because it can be changed into another prime (2217750463) 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, 1108875236 + 1108875237.

It is an arithmetic number, because the mean of its divisors is an integer number (1108875237).

Almost surely, 2^2217750473 is an apocalyptic number.

It is an amenable number.

2217750473 is a deficient number, since it is larger than the sum of its proper divisors (1).

2217750473 is an equidigital number, since it uses as much as digits as its factorization.

2217750473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82320, while the sum is 38.

The square root of 2217750473 is about 47092.9981313571. The cubic root of 2217750473 is about 1304.0799772873.

The spelling of 2217750473 in words is "two billion, two hundred seventeen million, seven hundred fifty thousand, four hundred seventy-three".