873836 has 6 divisors (see below), whose sum is σ = 1529220. Its totient is φ = 436916.

The previous prime is 873787. The next prime is 873863. The reversal of 873836 is 638378.

It is a junction number, because it is equal to n+sod(n) for n = 873796 and 873805.

It is an unprimeable number.

873836 is an untouchable number, because it is not equal to the sum of proper divisors of any 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 as a sum of consecutive naturals, namely, 109226 + ... + 109233.

It is an arithmetic number, because the mean of its divisors is an integer number (254870).

2⁸⁷³⁸³⁶ is an apocalyptic number.

It is an amenable number.

873836 is a deficient number, since it is larger than the sum of its proper divisors (655384).

873836 is a wasteful number, since it uses less digits than its factorization.

873836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218463 (or 218461 counting only the distinct ones).

The product of its digits is 24192, while the sum is 35.

The square root of 873836 is about 934.7919554639. The cubic root of 873836 is about 95.6041279007.

The spelling of 873836 in words is "eight hundred seventy-three thousand, eight hundred thirty-six".