870877 has 8 divisors (see below), whose sum is σ = 1016000. Its totient is φ = 746172.

The previous prime is 870871. The next prime is 870889. The reversal of 870877 is 778078.

It is not a de Polignac number, because 870877 - 2¹⁹ = 346589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (870871) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 927 + ... + 1612.

It is an arithmetic number, because the mean of its divisors is an integer number (127000).

2⁸⁷⁰⁸⁷⁷ is an apocalyptic number.

It is an amenable number.

870877 is a deficient number, since it is larger than the sum of its proper divisors (145123).

870877 is an equidigital number, since it uses as much as digits as its factorization.

870877 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2560 (or 2546 counting only the distinct ones).

The product of its (nonzero) digits is 21952, while the sum is 37.

The square root of 870877 is about 933.2079082391. The cubic root of 870877 is about 95.4960936973.

The spelling of 870877 in words is "eight hundred seventy thousand, eight hundred seventy-seven".