424147 has 2 divisors, whose sum is σ = 424148. Its totient is φ = 424146.

The previous prime is 424139. The next prime is 424157. The reversal of 424147 is 741424.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 424147 - 2³ = 424139 is a prime.

It is not a weakly prime, because it can be changed into another prime (424117) 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, 212073 + 212074.

It is an arithmetic number, because the mean of its divisors is an integer number (212074).

2⁴²⁴¹⁴⁷ is an apocalyptic number.

424147 is a deficient number, since it is larger than the sum of its proper divisors (1).

424147 is an equidigital number, since it uses as much as digits as its factorization.

424147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 896, while the sum is 22.

The square root of 424147 is about 651.2656907899. The cubic root of 424147 is about 75.1343960625.

The spelling of 424147 in words is "four hundred twenty-four thousand, one hundred forty-seven", and thus it is an iban number.