873633 has 8 divisors (see below), whose sum is σ = 1174528. Its totient is φ = 577584.

The previous prime is 873619. The next prime is 873641. The reversal of 873633 is 336378.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 873633 - 2⁴ = 873617 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 873633.

It is not an unprimeable number, because it can be changed into a prime (873643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 766 + ... + 1527.

It is an arithmetic number, because the mean of its divisors is an integer number (146816).

2⁸⁷³⁶³³ is an apocalyptic number.

It is an amenable number.

873633 is a deficient number, since it is larger than the sum of its proper divisors (300895).

873633 is a wasteful number, since it uses less digits than its factorization.

873633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2423.

The product of its digits is 9072, while the sum is 30.

The square root of 873633 is about 934.6833688474. The cubic root of 873633 is about 95.5967240931.

The spelling of 873633 in words is "eight hundred seventy-three thousand, six hundred thirty-three".