424538 has 8 divisors (see below), whose sum is σ = 654132. Its totient is φ = 206496.

The previous prime is 424537. The next prime is 424547. The reversal of 424538 is 835424.

424538 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 418609 + 5929 = 647^2 + 77^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (424537) 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 in 3 ways as a sum of consecutive naturals, for example, 2795 + ... + 2942.

2⁴²⁴⁵³⁸ is an apocalyptic number.

424538 is a deficient number, since it is larger than the sum of its proper divisors (229594).

424538 is a wasteful number, since it uses less digits than its factorization.

424538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5776.

The product of its digits is 3840, while the sum is 26.

The square root of 424538 is about 651.5658063465. The cubic root of 424538 is about 75.1574765246.

It can be divided in two parts, 4 and 24538, that added together give a palindrome (24542).

The spelling of 424538 in words is "four hundred twenty-four thousand, five hundred thirty-eight".