873243 has 24 divisors (see below), whose sum is σ = 1467648. Its totient is φ = 490032.

The previous prime is 873209. The next prime is 873247. The reversal of 873243 is 342378.

It is not a de Polignac number, because 873243 - 2⁹ = 872731 is a prime.

It is a d-powerful number, because it can be written as 8³ + 7⁷ + 2¹⁵ + 3² + 4⁷ + 3³ .

It is not an unprimeable number, because it can be changed into a prime (873247) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 5146 + ... + 5312.

It is an arithmetic number, because the mean of its divisors is an integer number (61152).

2⁸⁷³²⁴³ is an apocalyptic number.

873243 is a gapful number since it is divisible by the number (83) formed by its first and last digit.

873243 is a deficient number, since it is larger than the sum of its proper divisors (594405).

873243 is a wasteful number, since it uses less digits than its factorization.

873243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263 (or 260 counting only the distinct ones).

The product of its digits is 4032, while the sum is 27.

The square root of 873243 is about 934.4747187592. The cubic root of 873243 is about 95.5824968102.

The spelling of 873243 in words is "eight hundred seventy-three thousand, two hundred forty-three".