5594389 has 2 divisors, whose sum is σ = 5594390. Its totient is φ = 5594388.

The previous prime is 5594387. The next prime is 5594423. The reversal of 5594389 is 9834955.

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., 5560164 + 34225 = 2358^2 + 185^2 .

It is a cyclic number.

It is not a de Polignac number, because 5594389 - 2¹ = 5594387 is a prime.

Together with 5594387, 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 (5594387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2797194 + 2797195.

It is an arithmetic number, because the mean of its divisors is an integer number (2797195).

Almost surely, 2^5594389 is an apocalyptic number.

It is an amenable number.

5594389 is a deficient number, since it is larger than the sum of its proper divisors (1).

5594389 is an equidigital number, since it uses as much as digits as its factorization.

5594389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 194400, while the sum is 43.

The square root of 5594389 is about 2365.2460759929. The cubic root of 5594389 is about 177.5214706554.

The spelling of 5594389 in words is "five million, five hundred ninety-four thousand, three hundred eighty-nine".