2259843389 has 2 divisors, whose sum is σ = 2259843390. Its totient is φ = 2259843388.

The previous prime is 2259843349. The next prime is 2259843401. The reversal of 2259843389 is 9833489522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2129084164 + 130759225 = 46142^2 + 11435^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2259843389 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2259843389.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2259843329) 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 as a sum of consecutive naturals, namely, 1129921694 + 1129921695.

It is an arithmetic number, because the mean of its divisors is an integer number (1129921695).

Almost surely, 2^2259843389 is an apocalyptic number.

It is an amenable number.

2259843389 is a deficient number, since it is larger than the sum of its proper divisors (1).

2259843389 is an equidigital number, since it uses as much as digits as its factorization.

2259843389 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3732480, while the sum is 53.

The square root of 2259843389 is about 47537.8100989097. The cubic root of 2259843389 is about 1312.2788044353.

The spelling of 2259843389 in words is "two billion, two hundred fifty-nine million, eight hundred forty-three thousand, three hundred eighty-nine".