424271 has 2 divisors, whose sum is σ = 424272. Its totient is φ = 424270.

The previous prime is 424267. The next prime is 424273. The reversal of 424271 is 172424.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 424271 - 2² = 424267 is a prime.

Together with 424273, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (424273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212135 + 212136.

It is an arithmetic number, because the mean of its divisors is an integer number (212136).

2⁴²⁴²⁷¹ is an apocalyptic number.

424271 is a deficient number, since it is larger than the sum of its proper divisors (1).

424271 is an equidigital number, since it uses as much as digits as its factorization.

424271 is an evil number, because the sum of its binary digits is even.

The product of its digits is 448, while the sum is 20.

The square root of 424271 is about 651.3608830748. The cubic root of 424271 is about 75.1417172329.

Adding to 424271 its reverse (172424), we get a palindrome (596695).

The spelling of 424271 in words is "four hundred twenty-four thousand, two hundred seventy-one", and thus it is an iban number.