It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 13331446.
It is a congruent number.
Almost surely, 213331446 is an apocalyptic number.
13331446 is an equidigital number, since it uses as much as digits as its factorization.
13331446 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7766.
The square root of 13331446 is about 3651.2252737951. The cubic root of 13331446 is about 237.1150313659.
Adding to 13331446 its reverse (64413331), we get a palindrome (77744777).
The spelling of 13331446 in words is "thirteen million, three hundred thirty-one thousand, four hundred forty-six".