873583 has 4 divisors (see below), whose sum is σ = 876688. Its totient is φ = 870480.

The previous prime is 873571. The next prime is 873617. The reversal of 873583 is 385378.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-873583 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (873553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1083 + ... + 1708.

It is an arithmetic number, because the mean of its divisors is an integer number (219172).

2⁸⁷³⁵⁸³ is an apocalyptic number.

873583 is a deficient number, since it is larger than the sum of its proper divisors (3105).

873583 is a wasteful number, since it uses less digits than its factorization.

873583 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3104.

The product of its digits is 20160, while the sum is 34.

The square root of 873583 is about 934.6566214391. The cubic root of 873583 is about 95.5949003191.

The spelling of 873583 in words is "eight hundred seventy-three thousand, five hundred eighty-three".