2004231423 has 4 divisors (see below), whose sum is σ = 2672308568. Its totient is φ = 1336154280.

The previous prime is 2004231389. The next prime is 2004231443. The reversal of 2004231423 is 3241324002.

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

It is not a de Polignac number, because 2004231423 - 2²¹ = 2002134271 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 2004231423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2004231443) 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, 334038568 + ... + 334038573.

It is an arithmetic number, because the mean of its divisors is an integer number (668077142).

Almost surely, 2^2004231423 is an apocalyptic number.

2004231423 is a deficient number, since it is larger than the sum of its proper divisors (668077145).

2004231423 is an equidigital number, since it uses as much as digits as its factorization.

2004231423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668077144.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 2004231423 is about 44768.6433008641. The cubic root of 2004231423 is about 1260.8089671482.

Adding to 2004231423 its reverse (3241324002), we get a palindrome (5245555425).

The spelling of 2004231423 in words is "two billion, four million, two hundred thirty-one thousand, four hundred twenty-three".