872835 has 8 divisors (see below), whose sum is σ = 1396560. Its totient is φ = 465504.

The previous prime is 872791. The next prime is 872843. The reversal of 872835 is 538278.

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

It is not a de Polignac number, because 872835 - 2⁹ = 872323 is a prime.

872835 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 872796 and 872805.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29080 + ... + 29109.

It is an arithmetic number, because the mean of its divisors is an integer number (174570).

2⁸⁷²⁸³⁵ is an apocalyptic number.

872835 is a deficient number, since it is larger than the sum of its proper divisors (523725).

872835 is a wasteful number, since it uses less digits than its factorization.

872835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58197.

The product of its digits is 13440, while the sum is 33.

The square root of 872835 is about 934.2563887927. The cubic root of 872835 is about 95.5676083489.

The spelling of 872835 in words is "eight hundred seventy-two thousand, eight hundred thirty-five".