5598389 has 4 divisors (see below), whose sum is σ = 5927724. Its totient is φ = 5269056.

The previous prime is 5598379. The next prime is 5598419. The reversal of 5598389 is 9838955.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2146225 + 3452164 = 1465^2 + 1858^2 .

It is a cyclic number.

It is not a de Polignac number, because 5598389 - 2¹² = 5594293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5598379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164642 + ... + 164675.

It is an arithmetic number, because the mean of its divisors is an integer number (1481931).

Almost surely, 2^5598389 is an apocalyptic number.

It is an amenable number.

5598389 is a deficient number, since it is larger than the sum of its proper divisors (329335).

5598389 is a wasteful number, since it uses less digits than its factorization.

5598389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329334.

The product of its digits is 388800, while the sum is 47.

The square root of 5598389 is about 2366.0915028798. The cubic root of 5598389 is about 177.5637699850.

The spelling of 5598389 in words is "five million, five hundred ninety-eight thousand, three hundred eighty-nine".