2217049733 has 2 divisors, whose sum is σ = 2217049734. Its totient is φ = 2217049732.

The previous prime is 2217049727. The next prime is 2217049829. The reversal of 2217049733 is 3379407122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1502182564 + 714867169 = 38758^2 + 26737^2 .

It is a cyclic number.

It is not a de Polignac number, because 2217049733 - 2⁸ = 2217049477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2217039733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1108524866 + 1108524867.

It is an arithmetic number, because the mean of its divisors is an integer number (1108524867).

Almost surely, 2^2217049733 is an apocalyptic number.

It is an amenable number.

2217049733 is a deficient number, since it is larger than the sum of its proper divisors (1).

2217049733 is an equidigital number, since it uses as much as digits as its factorization.

2217049733 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63504, while the sum is 38.

The square root of 2217049733 is about 47085.5575840406. The cubic root of 2217049733 is about 1303.9426132815.

The spelling of 2217049733 in words is "two billion, two hundred seventeen million, forty-nine thousand, seven hundred thirty-three".