871896 has 32 divisors (see below), whose sum is σ = 2309040. Its totient is φ = 273408.

The previous prime is 871883. The next prime is 871901. The reversal of 871896 is 698178.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 661 + ... + 1476.

2⁸⁷¹⁸⁹⁶ is an apocalyptic number.

It is an amenable number.

871896 is an abundant number, since it is smaller than the sum of its proper divisors (1437144).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

871896 is a wasteful number, since it uses less digits than its factorization.

871896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2163 (or 2159 counting only the distinct ones).

The product of its digits is 24192, while the sum is 39.

The square root of 871896 is about 933.7537148520. The cubic root of 871896 is about 95.5333253577.

The spelling of 871896 in words is "eight hundred seventy-one thousand, eight hundred ninety-six".