875863 has 8 divisors (see below), whose sum is σ = 924768. Its totient is φ = 827904.

The previous prime is 875851. The next prime is 875893. The reversal of 875863 is 368578.

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

It is a cyclic number.

It is not a de Polignac number, because 875863 - 2¹⁷ = 744791 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (875803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2431 + ... + 2767.

It is an arithmetic number, because the mean of its divisors is an integer number (115596).

2⁸⁷⁵⁸⁶³ is an apocalyptic number.

875863 is a deficient number, since it is larger than the sum of its proper divisors (48905).

875863 is a wasteful number, since it uses less digits than its factorization.

875863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473.

The product of its digits is 40320, while the sum is 37.

The square root of 875863 is about 935.8755259114. The cubic root of 875863 is about 95.6779937513.

Subtracting from 875863 its sum of digits (37), we obtain a triangular number (875826 = T₁₃₂₃).

The spelling of 875863 in words is "eight hundred seventy-five thousand, eight hundred sixty-three".