5898989 has 2 divisors, whose sum is σ = 5898990. Its totient is φ = 5898988.

The previous prime is 5898979. The next prime is 5899013. The reversal of 5898989 is 9898985.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4169764 + 1729225 = 2042^2 + 1315^2 .

It is a cyclic number.

It is not a de Polignac number, because 5898989 - 2⁴ = 5898973 is a prime.

It is a Sophie Germain prime.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5898979) 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, 2949494 + 2949495.

It is an arithmetic number, because the mean of its divisors is an integer number (2949495).

Almost surely, 2^5898989 is an apocalyptic number.

It is an amenable number.

5898989 is a deficient number, since it is larger than the sum of its proper divisors (1).

5898989 is an equidigital number, since it uses as much as digits as its factorization.

5898989 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1866240, while the sum is 56.

The square root of 5898989 is about 2428.7834403256. The cubic root of 5898989 is about 180.6865651814.

The spelling of 5898989 in words is "five million, eight hundred ninety-eight thousand, nine hundred eighty-nine".