873256 has 16 divisors (see below), whose sum is σ = 1733940. Its totient is φ = 410880.

The previous prime is 873251. The next prime is 873263. The reversal of 873256 is 652378.

It can be written as a sum of positive squares in 2 ways, for example, as 872356 + 900 = 934^2 + 30^2 .

It is not an unprimeable number, because it can be changed into a prime (873251) by changing a digit.

873256 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3075 + ... + 3346.

2⁸⁷³²⁵⁶ is an apocalyptic number.

It is an amenable number.

873256 is a deficient number, since it is larger than the sum of its proper divisors (860684).

873256 is a wasteful number, since it uses less digits than its factorization.

873256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6444 (or 6440 counting only the distinct ones).

The product of its digits is 10080, while the sum is 31.

The square root of 873256 is about 934.4816745127. The cubic root of 873256 is about 95.5829711212.

The spelling of 873256 in words is "eight hundred seventy-three thousand, two hundred fifty-six".