424679 has 2 divisors, whose sum is σ = 424680. Its totient is φ = 424678.

The previous prime is 424667. The next prime is 424687. The reversal of 424679 is 976424.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 424679 - 2⁸ = 424423 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (424639) 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, 212339 + 212340.

It is an arithmetic number, because the mean of its divisors is an integer number (212340).

2⁴²⁴⁶⁷⁹ is an apocalyptic number.

424679 is a deficient number, since it is larger than the sum of its proper divisors (1).

424679 is an equidigital number, since it uses as much as digits as its factorization.

424679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12096, while the sum is 32.

The square root of 424679 is about 651.6739982537. The cubic root of 424679 is about 75.1657961812.

The spelling of 424679 in words is "four hundred twenty-four thousand, six hundred seventy-nine".