2213717843 has 16 divisors (see below), whose sum is σ = 2304433152. Its totient is φ = 2124300000.

The previous prime is 2213717839. The next prime is 2213717897. The reversal of 2213717843 is 3487173122.

It is a cyclic number.

It is not a de Polignac number, because 2213717843 - 2² = 2213717839 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2213717797 and 2213717806.

It is not an unprimeable number, because it can be changed into a prime (2213717743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2279348 + ... + 2280318.

It is an arithmetic number, because the mean of its divisors is an integer number (144027072).

Almost surely, 2^2213717843 is an apocalyptic number.

2213717843 is a deficient number, since it is larger than the sum of its proper divisors (90715309).

2213717843 is a wasteful number, since it uses less digits than its factorization.

2213717843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1546.

The product of its digits is 56448, while the sum is 38.

The square root of 2213717843 is about 47050.1630496643. The cubic root of 2213717843 is about 1303.2890763566.

The spelling of 2213717843 in words is "two billion, two hundred thirteen million, seven hundred seventeen thousand, eight hundred forty-three".