424432 has 20 divisors (see below), whose sum is σ = 843696. Its totient is φ = 206720.

The previous prime is 424429. The next prime is 424433. The reversal of 424432 is 234424.

424432 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424433) 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, 333 + ... + 979.

2⁴²⁴⁴³² is an apocalyptic number.

It is an amenable number.

424432 is a deficient number, since it is larger than the sum of its proper divisors (419264).

424432 is a wasteful number, since it uses less digits than its factorization.

424432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 696 (or 690 counting only the distinct ones).

The product of its digits is 768, while the sum is 19.

The square root of 424432 is about 651.4844587555. The cubic root of 424432 is about 75.1512208179.

Adding to 424432 its reverse (234424), we get a palindrome (658856).

The spelling of 424432 in words is "four hundred twenty-four thousand, four hundred thirty-two".