It is a happy number.
It is a d-powerful number, because it can be written as 47 + 0 + 3 + 49 + 76 + 213 .
It is a congruent number.
It is an unprimeable number.
404372 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
2404372 is an apocalyptic number.
It is an amenable number.
404372 is a wasteful number, since it uses less digits than its factorization.
404372 is an odious number, because the sum of its binary digits is odd.
The square root of 404372 is about 635.9025082511. The cubic root of 404372 is about 73.9481009362.
Adding to 404372 its reverse (273404), we get a palindrome (677776).
The spelling of 404372 in words is "four hundred four thousand, three hundred seventy-two", and thus it is an iban number.