2219833789 has 2 divisors, whose sum is σ = 2219833790. Its totient is φ = 2219833788.

The previous prime is 2219833787. The next prime is 2219833801. The reversal of 2219833789 is 9873389122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2205711225 + 14122564 = 46965^2 + 3758^2 .

It is a cyclic number.

It is not a de Polignac number, because 2219833789 - 2¹ = 2219833787 is a prime.

Together with 2219833787, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2219833787) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1109916894 + 1109916895.

It is an arithmetic number, because the mean of its divisors is an integer number (1109916895).

Almost surely, 2^2219833789 is an apocalyptic number.

It is an amenable number.

2219833789 is a deficient number, since it is larger than the sum of its proper divisors (1).

2219833789 is an equidigital number, since it uses as much as digits as its factorization.

2219833789 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1306368, while the sum is 52.

The square root of 2219833789 is about 47115.1121085369. The cubic root of 2219833789 is about 1304.4881927968.

The spelling of 2219833789 in words is "two billion, two hundred nineteen million, eight hundred thirty-three thousand, seven hundred eighty-nine".