6506887 has 2 divisors, whose sum is σ = 6506888. Its totient is φ = 6506886.

The previous prime is 6506881. The next prime is 6506891. The reversal of 6506887 is 7886056.

6506887 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6506887 - 2¹⁵ = 6474119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6506881) 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, 3253443 + 3253444.

It is an arithmetic number, because the mean of its divisors is an integer number (3253444).

Almost surely, 2^6506887 is an apocalyptic number.

6506887 is a deficient number, since it is larger than the sum of its proper divisors (1).

6506887 is an equidigital number, since it uses as much as digits as its factorization.

6506887 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80640, while the sum is 40.

The square root of 6506887 is about 2550.8600510416. The cubic root of 6506887 is about 186.6914468945.

The spelling of 6506887 in words is "six million, five hundred six thousand, eight hundred eighty-seven".