433423 has 4 divisors (see below), whose sum is σ = 439960. Its totient is φ = 426888.

The previous prime is 433421. The next prime is 433429. The reversal of 433423 is 324334.

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 433423 - 2¹ = 433421 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 433423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (433421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3168 + ... + 3301.

It is an arithmetic number, because the mean of its divisors is an integer number (109990).

2⁴³³⁴²³ is an apocalyptic number.

433423 is a deficient number, since it is larger than the sum of its proper divisors (6537).

433423 is an equidigital number, since it uses as much as digits as its factorization.

433423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6536.

The product of its digits is 864, while the sum is 19.

The square root of 433423 is about 658.3486918040. The cubic root of 433423 is about 75.6781751553.

Adding to 433423 its reverse (324334), we get a palindrome (757757).

The spelling of 433423 in words is "four hundred thirty-three thousand, four hundred twenty-three".