873585 has 24 divisors (see below), whose sum is σ = 1572480. Its totient is φ = 465264.

The previous prime is 873571. The next prime is 873617. The reversal of 873585 is 585378.

It is a happy number.

873585 is a `hidden beast` number, since 8 + 73 + 585 = 666.

873585 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 873585 - 2⁴ = 873569 is a prime.

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 873585.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 856 + ... + 1574.

It is an arithmetic number, because the mean of its divisors is an integer number (65520).

2⁸⁷³⁵⁸⁵ is an apocalyptic number.

It is an amenable number.

873585 is a deficient number, since it is larger than the sum of its proper divisors (698895).

873585 is an equidigital number, since it uses as much as digits as its factorization.

873585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 739 (or 727 counting only the distinct ones).

The product of its digits is 33600, while the sum is 36.

The square root of 873585 is about 934.6576913502. The cubic root of 873585 is about 95.5949732714.

The spelling of 873585 in words is "eight hundred seventy-three thousand, five hundred eighty-five".