877867 has 2 divisors, whose sum is σ = 877868. Its totient is φ = 877866.

The previous prime is 877853. The next prime is 877871. The reversal of 877867 is 768778.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 877867 - 2⁷ = 877739 is a prime.

It is not a weakly prime, because it can be changed into another prime (877817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 438933 + 438934.

It is an arithmetic number, because the mean of its divisors is an integer number (438934).

2⁸⁷⁷⁸⁶⁷ is an apocalyptic number.

877867 is a deficient number, since it is larger than the sum of its proper divisors (1).

877867 is an equidigital number, since it uses as much as digits as its factorization.

877867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 131712, while the sum is 43.

The square root of 877867 is about 936.9455693902. The cubic root of 877867 is about 95.7509095120.

The spelling of 877867 in words is "eight hundred seventy-seven thousand, eight hundred sixty-seven".