424667 has 2 divisors, whose sum is σ = 424668. Its totient is φ = 424666.

The previous prime is 424661. The next prime is 424679. The reversal of 424667 is 766424.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 424667 - 2¹² = 420571 is a prime.

It is not a weakly prime, because it can be changed into another prime (424661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212333 + 212334.

It is an arithmetic number, because the mean of its divisors is an integer number (212334).

2⁴²⁴⁶⁶⁷ is an apocalyptic number.

424667 is a deficient number, since it is larger than the sum of its proper divisors (1).

424667 is an equidigital number, since it uses as much as digits as its factorization.

424667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8064, while the sum is 29.

The square root of 424667 is about 651.6647911311. The cubic root of 424667 is about 75.1650881971.

It can be divided in two parts, 4246 and 67, that multiplied together give a palindrome (284482).

The spelling of 424667 in words is "four hundred twenty-four thousand, six hundred sixty-seven".