424317 has 4 divisors (see below), whose sum is σ = 565760. Its totient is φ = 282876.

The previous prime is 424313. The next prime is 424331. The reversal of 424317 is 713424.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 424317 - 2² = 424313 is a prime.

It is an Ulam number.

It is a D-number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 424293 and 424302.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 424317.

It is not an unprimeable number, because it can be changed into a prime (424313) 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 in 3 ways as a sum of consecutive naturals, for example, 70717 + ... + 70722.

It is an arithmetic number, because the mean of its divisors is an integer number (141440).

2⁴²⁴³¹⁷ is an apocalyptic number.

It is an amenable number.

424317 is a deficient number, since it is larger than the sum of its proper divisors (141443).

424317 is a wasteful number, since it uses less digits than its factorization.

424317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141442.

The product of its digits is 672, while the sum is 21.

The square root of 424317 is about 651.3961928043. The cubic root of 424317 is about 75.1444327882.

It can be divided in two parts, 424 and 317, that added together give a triangular number (741 = T₃₈).

The spelling of 424317 in words is "four hundred twenty-four thousand, three hundred seventeen", and thus it is an iban number.