424547 has 2 divisors, whose sum is σ = 424548. Its totient is φ = 424546.

The previous prime is 424537. The next prime is 424549. The reversal of 424547 is 745424.

424547 is nontrivially palindromic in base 14.

It is a strong prime.

424547 is a truncatable prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-424547 is a prime.

Together with 424549, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (424549) 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, 212273 + 212274.

It is an arithmetic number, because the mean of its divisors is an integer number (212274).

2⁴²⁴⁵⁴⁷ is an apocalyptic number.

424547 is a deficient number, since it is larger than the sum of its proper divisors (1).

424547 is an equidigital number, since it uses as much as digits as its factorization.

424547 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4480, while the sum is 26.

The square root of 424547 is about 651.5727127497. The cubic root of 424547 is about 75.1580076215.

The spelling of 424547 in words is "four hundred twenty-four thousand, five hundred forty-seven".