424403 has 8 divisors (see below), whose sum is σ = 510720. Its totient is φ = 344520.

The previous prime is 424397. The next prime is 424423. The reversal of 424403 is 304424.

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

It is a cyclic number.

It is not a de Polignac number, because 424403 - 2⁶ = 424339 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1463 + ... + 1728.

It is an arithmetic number, because the mean of its divisors is an integer number (63840).

2⁴²⁴⁴⁰³ is an apocalyptic number.

424403 is a deficient number, since it is larger than the sum of its proper divisors (86317).

424403 is a wasteful number, since it uses less digits than its factorization.

424403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3217.

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 424403 is about 651.4622015129. The cubic root of 424403 is about 75.1495091695.

Adding to 424403 its reverse (304424), we get a palindrome (728827).

The spelling of 424403 in words is "four hundred twenty-four thousand, four hundred three", and thus it is an iban number.