2198289589 has 2 divisors, whose sum is σ = 2198289590. Its totient is φ = 2198289588.

The previous prime is 2198289553. The next prime is 2198289659. The reversal of 2198289589 is 9859828912.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1285222500 + 913067089 = 35850^2 + 30217^2 .

It is a cyclic number.

It is not a de Polignac number, because 2198289589 - 2¹⁹ = 2197765301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2198289539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1099144794 + 1099144795.

It is an arithmetic number, because the mean of its divisors is an integer number (1099144795).

Almost surely, 2^2198289589 is an apocalyptic number.

It is an amenable number.

2198289589 is a deficient number, since it is larger than the sum of its proper divisors (1).

2198289589 is an equidigital number, since it uses as much as digits as its factorization.

2198289589 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7464960, while the sum is 61.

The square root of 2198289589 is about 46885.9210104697. The cubic root of 2198289589 is about 1300.2543070537.

The spelling of 2198289589 in words is "two billion, one hundred ninety-eight million, two hundred eighty-nine thousand, five hundred eighty-nine".