234043423 has 4 divisors (see below), whose sum is σ = 244219248. Its totient is φ = 223867600.

The previous prime is 234043393. The next prime is 234043441. The reversal of 234043423 is 324340432.

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

It is a cyclic number.

It is not a de Polignac number, because 234043423 - 2¹⁷ = 233912351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234043493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5087878 + ... + 5087923.

It is an arithmetic number, because the mean of its divisors is an integer number (61054812).

Almost surely, 2^234043423 is an apocalyptic number.

234043423 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

234043423 is a deficient number, since it is larger than the sum of its proper divisors (10175825).

234043423 is a wasteful number, since it uses less digits than its factorization.

234043423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10175824.

The product of its (nonzero) digits is 6912, while the sum is 25.

The square root of 234043423 is about 15298.4778000950. The cubic root of 234043423 is about 616.2621296473.

Adding to 234043423 its reverse (324340432), we get a palindrome (558383855).

The spelling of 234043423 in words is "two hundred thirty-four million, forty-three thousand, four hundred twenty-three".