459221 has 12 divisors (see below), whose sum is σ = 559968. Its totient is φ = 368832.

The previous prime is 459209. The next prime is 459223. The reversal of 459221 is 122954.

It is not a de Polignac number, because 459221 - 2¹⁰ = 458197 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (459223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1910 + ... + 2136.

It is an arithmetic number, because the mean of its divisors is an integer number (46664).

2⁴⁵⁹²²¹ is an apocalyptic number.

It is an amenable number.

459221 is a deficient number, since it is larger than the sum of its proper divisors (100747).

459221 is a wasteful number, since it uses less digits than its factorization.

459221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268 (or 251 counting only the distinct ones).

The product of its digits is 720, while the sum is 23.

The square root of 459221 is about 677.6584685518. The cubic root of 459221 is about 77.1508259780.

The spelling of 459221 in words is "four hundred fifty-nine thousand, two hundred twenty-one".