2002323 has 4 divisors (see below), whose sum is σ = 2669768. Its totient is φ = 1334880.

The previous prime is 2002313. The next prime is 2002327. The reversal of 2002323 is 3232002.

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

It is not a de Polignac number, because 2002323 - 2⁴ = 2002307 is a prime.

It is a D-number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2002299 and 2002308.

It is not an unprimeable number, because it can be changed into a prime (2002327) 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, 333718 + ... + 333723.

It is an arithmetic number, because the mean of its divisors is an integer number (667442).

2^2002323 is an apocalyptic number.

2002323 is a deficient number, since it is larger than the sum of its proper divisors (667445).

2002323 is an equidigital number, since it uses as much as digits as its factorization.

2002323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667444.

The product of its (nonzero) digits is 72, while the sum is 12.

The square root of 2002323 is about 1415.0346285515. The cubic root of 2002323 is about 126.0408660590.

Adding to 2002323 its reverse (3232002), we get a palindrome (5234325).

It can be divided in two parts, 2002 and 323, that multiplied together give a palindrome (646646).

The spelling of 2002323 in words is "two million, two thousand, three hundred twenty-three".