506887 has 2 divisors, whose sum is σ = 506888. Its totient is φ = 506886.

The previous prime is 506873. The next prime is 506893. The reversal of 506887 is 788605.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 506887 - 2¹⁵ = 474119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (506837) 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, 253443 + 253444.

It is an arithmetic number, because the mean of its divisors is an integer number (253444).

2⁵⁰⁶⁸⁸⁷ is an apocalyptic number.

506887 is a deficient number, since it is larger than the sum of its proper divisors (1).

506887 is an equidigital number, since it uses as much as digits as its factorization.

506887 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13440, while the sum is 34.

The square root of 506887 is about 711.9599707849. The cubic root of 506887 is about 79.7328065056.

The spelling of 506887 in words is "five hundred six thousand, eight hundred eighty-seven".