873456 has 40 divisors (see below), whose sum is σ = 2333184. Its totient is φ = 281280.

The previous prime is 873437. The next prime is 873461. The reversal of 873456 is 654378.

It is an Ulam number.

It is a congruent number.

It is an unprimeable 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 in 7 ways as a sum of consecutive naturals, for example, 1195 + ... + 1781.

2⁸⁷³⁴⁵⁶ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 873456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1166592).

873456 is an abundant number, since it is smaller than the sum of its proper divisors (1459728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

873456 is a wasteful number, since it uses less digits than its factorization.

873456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629 (or 623 counting only the distinct ones).

The product of its digits is 20160, while the sum is 33.

The square root of 873456 is about 934.5886795805. The cubic root of 873456 is about 95.5902676203.

The spelling of 873456 in words is "eight hundred seventy-three thousand, four hundred fifty-six".