873423 has 20 divisors (see below), whose sum is σ = 1341648. Its totient is φ = 565920.

The previous prime is 873421. The next prime is 873427. The reversal of 873423 is 324378.

It is not a de Polignac number, because 873423 - 2¹ = 873421 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (873421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3190 + ... + 3452.

2⁸⁷³⁴²³ is an apocalyptic number.

873423 is a deficient number, since it is larger than the sum of its proper divisors (468225).

873423 is a wasteful number, since it uses less digits than its factorization.

873423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316 (or 307 counting only the distinct ones).

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

The square root of 873423 is about 934.5710245883. The cubic root of 873423 is about 95.5890637747.

It can be divided in two parts, 873 and 423, that added together give a 4-th power (1296 = 6⁴).

The spelling of 873423 in words is "eight hundred seventy-three thousand, four hundred twenty-three".