873508 has 12 divisors (see below), whose sum is σ = 1541232. Its totient is φ = 433160.

The previous prime is 873497. The next prime is 873527. The reversal of 873508 is 805378.

It is a plaindrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 873508.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 310 + ... + 1357.

It is an arithmetic number, because the mean of its divisors is an integer number (128436).

2⁸⁷³⁵⁰⁸ is an apocalyptic number.

It is an amenable number.

873508 is a deficient number, since it is larger than the sum of its proper divisors (667724).

873508 is a wasteful number, since it uses less digits than its factorization.

873508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1802 (or 1800 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 873508 is about 934.6164988914. The cubic root of 873508 is about 95.5921645277.

The spelling of 873508 in words is "eight hundred seventy-three thousand, five hundred eight".