233434423 has 8 divisors (see below), whose sum is σ = 234823680. Its totient is φ = 232049880.

The previous prime is 233434417. The next prime is 233434459. The reversal of 233434423 is 324434332.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 233434423 - 2⁹ = 233433911 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 233434391 and 233434400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233434403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148186 + ... + 149752.

It is an arithmetic number, because the mean of its divisors is an integer number (29352960).

Almost surely, 2^233434423 is an apocalyptic number.

233434423 is a deficient number, since it is larger than the sum of its proper divisors (1389257).

233434423 is a wasteful number, since it uses less digits than its factorization.

233434423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2357.

The product of its digits is 20736, while the sum is 28.

The square root of 233434423 is about 15278.5608942727. The cubic root of 233434423 is about 615.7271439780.

Adding to 233434423 its reverse (324434332), we get a palindrome (557868755).

Subtracting 233434423 from its reverse (324434332), we obtain a palindrome (90999909).

The spelling of 233434423 in words is "two hundred thirty-three million, four hundred thirty-four thousand, four hundred twenty-three".