450224 has 20 divisors (see below), whose sum is σ = 918840. Its totient is φ = 213120.

The previous prime is 450223. The next prime is 450227. The reversal of 450224 is 422054.

It is not an unprimeable number, because it can be changed into a prime (450223) 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, 437 + ... + 1044.

It is an arithmetic number, because the mean of its divisors is an integer number (45942).

2⁴⁵⁰²²⁴ is an apocalyptic number.

It is an amenable number.

450224 is an abundant number, since it is smaller than the sum of its proper divisors (468616).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

450224 is a wasteful number, since it uses less digits than its factorization.

450224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1508 (or 1502 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 17.

The square root of 450224 is about 670.9873322202. The cubic root of 450224 is about 76.6436561904.

Adding to 450224 its sum of digits (17), we get a square (450241 = 671²).

Adding to 450224 its reverse (422054), we get a palindrome (872278).

The spelling of 450224 in words is "four hundred fifty thousand, two hundred twenty-four".