6488987 has 2 divisors, whose sum is σ = 6488988. Its totient is φ = 6488986.

The previous prime is 6488971. The next prime is 6489083. The reversal of 6488987 is 7898846.

6488987 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6488987 - 2⁴ = 6488971 is a prime.

It is not a weakly prime, because it can be changed into another prime (6488687) 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, 3244493 + 3244494.

It is an arithmetic number, because the mean of its divisors is an integer number (3244494).

Almost surely, 2^6488987 is an apocalyptic number.

6488987 is a deficient number, since it is larger than the sum of its proper divisors (1).

6488987 is an equidigital number, since it uses as much as digits as its factorization.

6488987 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 774144, while the sum is 50.

The square root of 6488987 is about 2547.3490141714. The cubic root of 6488987 is about 186.5200978851.

The spelling of 6488987 in words is "six million, four hundred eighty-eight thousand, nine hundred eighty-seven".