It is a sphenic number, since it is the product of 3 distinct primes.
It is a Duffinian number.
It is a plaindrome in base 12.
It is an unprimeable number.
2320635 is an apocalyptic number.
320635 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
320635 is an equidigital number, since it uses as much as digits as its factorization.
320635 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9173.
The square root of 320635 is about 566.2464127922. The cubic root of 320635 is about 68.4442510872. Note that the first 3 decimals are identical.
Adding to 320635 its reverse (536023), we get a palindrome (856658).
The spelling of 320635 in words is "three hundred twenty thousand, six hundred thirty-five".