6489331 has 2 divisors, whose sum is σ = 6489332. Its totient is φ = 6489330.

The previous prime is 6489313. The next prime is 6489341. The reversal of 6489331 is 1339846.

Together with previous prime (6489313) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6489331 - 2⁵ = 6489299 is a prime.

It is a super-2 number, since 2×6489331² = 84222833655122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6489311) 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, 3244665 + 3244666.

It is an arithmetic number, because the mean of its divisors is an integer number (3244666).

Almost surely, 2^6489331 is an apocalyptic number.

6489331 is a deficient number, since it is larger than the sum of its proper divisors (1).

6489331 is an equidigital number, since it uses as much as digits as its factorization.

6489331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15552, while the sum is 34.

The square root of 6489331 is about 2547.4165344521. The cubic root of 6489331 is about 186.5233938171.

The spelling of 6489331 in words is "six million, four hundred eighty-nine thousand, three hundred thirty-one".