2216925569 has 2 divisors, whose sum is σ = 2216925570. Its totient is φ = 2216925568.

The previous prime is 2216925553. The next prime is 2216925611. The reversal of 2216925569 is 9655296122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1481865025 + 735060544 = 38495^2 + 27112^2 .

It is a cyclic number.

It is not a de Polignac number, because 2216925569 - 2⁴ = 2216925553 is a prime.

It is a super-2 number, since 2×2216925569² = 9829517956971947522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2216925769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1108462784 + 1108462785.

It is an arithmetic number, because the mean of its divisors is an integer number (1108462785).

Almost surely, 2^2216925569 is an apocalyptic number.

It is an amenable number.

2216925569 is a deficient number, since it is larger than the sum of its proper divisors (1).

2216925569 is an equidigital number, since it uses as much as digits as its factorization.

2216925569 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 583200, while the sum is 47.

The square root of 2216925569 is about 47084.2390721141. The cubic root of 2216925569 is about 1303.9182707584.

The spelling of 2216925569 in words is "two billion, two hundred sixteen million, nine hundred twenty-five thousand, five hundred sixty-nine".