Adding to 423312 its reverse (213324), we get a palindrome (636636).
It is a nude number because it is divisible by every one of its digits.
It is an unprimeable number.
423312 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
2423312 is an apocalyptic number.
It is an amenable number.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
423312 is a wasteful number, since it uses less digits than its factorization.
423312 is an odious number, because the sum of its binary digits is odd.
The square root of 423312 is about 650.6243155616. The cubic root of 423312 is about 75.0850590519.
The spelling of 423312 in words is "four hundred twenty-three thousand, three hundred twelve", and thus it is an iban number.