5998859 has 2 divisors, whose sum is σ = 5998860. Its totient is φ = 5998858.

The previous prime is 5998843. The next prime is 5998871. The reversal of 5998859 is 9588995.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5998859 - 2⁴ = 5998843 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5998859.

It is not a weakly prime, because it can be changed into another prime (5998459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2999429 + 2999430.

It is an arithmetic number, because the mean of its divisors is an integer number (2999430).

Almost surely, 2^5998859 is an apocalyptic number.

5998859 is a deficient number, since it is larger than the sum of its proper divisors (1).

5998859 is an equidigital number, since it uses as much as digits as its factorization.

5998859 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1166400, while the sum is 53.

The square root of 5998859 is about 2449.2568260597. The cubic root of 5998859 is about 181.7005400275.

The spelling of 5998859 in words is "five million, nine hundred ninety-eight thousand, eight hundred fifty-nine".