800587 has 2 divisors, whose sum is σ = 800588. Its totient is φ = 800586.

The previous prime is 800573. The next prime is 800593. The reversal of 800587 is 785008.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-800587 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (800537) 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, 400293 + 400294.

It is an arithmetic number, because the mean of its divisors is an integer number (400294).

2⁸⁰⁰⁵⁸⁷ is an apocalyptic number.

800587 is a deficient number, since it is larger than the sum of its proper divisors (1).

800587 is an equidigital number, since it uses as much as digits as its factorization.

800587 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2240, while the sum is 28.

The square root of 800587 is about 894.7552738040. The cubic root of 800587 is about 92.8544762266.

The spelling of 800587 in words is "eight hundred thousand, five hundred eighty-seven".