5989999 has 2 divisors, whose sum is σ = 5990000.
Its totient is φ = 5989998.
The previous prime is 5989993. The next prime is 5990081. The reversal of 5989999 is 9999895.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 5989999 - 27 = 5989871 is a prime.
5989999 is a modest number, since divided by 9999 gives 598 as remainder.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (5989993) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2994999 + 2995000.
It is an arithmetic number, because the mean of its divisors is an integer number (2995000).
Almost surely, 25989999 is an apocalyptic number.
5989999 is a deficient number, since it is larger than the sum of its proper divisors (1).
5989999 is an equidigital number, since it uses as much as digits as its factorization.
5989999 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 2361960, while the sum is 58.
The square root of 5989999 is about 2447.4474458096.
The cubic root of 5989999 is about 181.6110418969.
The spelling of 5989999 in words is "five million, nine hundred eighty-nine thousand, nine hundred ninety-nine".