423043424 has 24 divisors (see below), whose sum is σ = 834928920. Its totient is φ = 210998016.

The previous prime is 423043373. The next prime is 423043441. The reversal of 423043424 is 424340324.

It is a junction number, because it is equal to n+sod(n) for n = 423043393 and 423043402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3074 + ... + 29249.

It is an arithmetic number, because the mean of its divisors is an integer number (34788705).

Almost surely, 2^423043424 is an apocalyptic number.

It is an amenable number.

423043424 is a deficient number, since it is larger than the sum of its proper divisors (411885496).

423043424 is a wasteful number, since it uses less digits than its factorization.

423043424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32742 (or 32734 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 26.

The square root of 423043424 is about 20568.0194476765. The cubic root of 423043424 is about 750.6917611666.

Adding to 423043424 its reverse (424340324), we get a palindrome (847383748).

The spelling of 423043424 in words is "four hundred twenty-three million, forty-three thousand, four hundred twenty-four".