459421 has 2 divisors, whose sum is σ = 459422. Its totient is φ = 459420.

The previous prime is 459397. The next prime is 459427. The reversal of 459421 is 124954.

459421 is nontrivially palindromic in base 14.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 436921 + 22500 = 661^2 + 150^2 .

It is a cyclic number.

It is not a de Polignac number, because 459421 - 2⁷ = 459293 is a prime.

It is a super-2 number, since 2×459421² = 422135310482, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (459427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 229710 + 229711.

It is an arithmetic number, because the mean of its divisors is an integer number (229711).

2⁴⁵⁹⁴²¹ is an apocalyptic number.

It is an amenable number.

459421 is a deficient number, since it is larger than the sum of its proper divisors (1).

459421 is an equidigital number, since it uses as much as digits as its factorization.

459421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1440, while the sum is 25.

The square root of 459421 is about 677.8060194480. The cubic root of 459421 is about 77.1620245989.

The spelling of 459421 in words is "four hundred fifty-nine thousand, four hundred twenty-one".