423481 has 2 divisors, whose sum is σ = 423482. Its totient is φ = 423480.

The previous prime is 423469. The next prime is 423497. The reversal of 423481 is 184324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 234256 + 189225 = 484^2 + 435^2 .

It is a cyclic number.

It is not a de Polignac number, because 423481 - 2⁹ = 422969 is a prime.

It is a super-2 number, since 2×423481² = 358672314722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (423431) 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 as a sum of consecutive naturals, namely, 211740 + 211741.

It is an arithmetic number, because the mean of its divisors is an integer number (211741).

2⁴²³⁴⁸¹ is an apocalyptic number.

It is an amenable number.

423481 is a deficient number, since it is larger than the sum of its proper divisors (1).

423481 is an equidigital number, since it uses as much as digits as its factorization.

423481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 768, while the sum is 22.

The square root of 423481 is about 650.7541778583. The cubic root of 423481 is about 75.0950498598.

The spelling of 423481 in words is "four hundred twenty-three thousand, four hundred eighty-one".