923823 has 6 divisors (see below), whose sum is σ = 1334424. Its totient is φ = 615876.

The previous prime is 923809. The next prime is 923833. The reversal of 923823 is 328329.

It is not a de Polignac number, because 923823 - 2⁸ = 923567 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (923833) 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 5 ways as a sum of consecutive naturals, for example, 51315 + ... + 51332.

It is an arithmetic number, because the mean of its divisors is an integer number (222404).

2⁹²³⁸²³ is an apocalyptic number.

923823 is a deficient number, since it is larger than the sum of its proper divisors (410601).

923823 is a wasteful number, since it uses less digits than its factorization.

923823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102653 (or 102650 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 923823 is about 961.1571151482. The cubic root of 923823 is about 97.3934140959.

It can be divided in two parts, 9238 and 23, that added together give a cube (9261 = 21³).

The spelling of 923823 in words is "nine hundred twenty-three thousand, eight hundred twenty-three".