871862 has 8 divisors (see below), whose sum is σ = 1384776. Its totient is φ = 410272.

The previous prime is 871837. The next prime is 871867. The reversal of 871862 is 268178.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (871867) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12788 + ... + 12855.

It is an arithmetic number, because the mean of its divisors is an integer number (173097).

2⁸⁷¹⁸⁶² is an apocalyptic number.

871862 is a deficient number, since it is larger than the sum of its proper divisors (512914).

871862 is a wasteful number, since it uses less digits than its factorization.

871862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25662.

The product of its digits is 5376, while the sum is 32.

The square root of 871862 is about 933.7355085890. The cubic root of 871862 is about 95.5320835524.

The spelling of 871862 in words is "eight hundred seventy-one thousand, eight hundred sixty-two".