424055 has 4 divisors (see below), whose sum is σ = 508872. Its totient is φ = 339240.

The previous prime is 424037. The next prime is 424079. The reversal of 424055 is 550424.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 424055 - 2⁶ = 423991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42401 + ... + 42410.

It is an arithmetic number, because the mean of its divisors is an integer number (127218).

2⁴²⁴⁰⁵⁵ is an apocalyptic number.

424055 is a deficient number, since it is larger than the sum of its proper divisors (84817).

424055 is an equidigital number, since it uses as much as digits as its factorization.

424055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84816.

The product of its (nonzero) digits is 800, while the sum is 20.

The square root of 424055 is about 651.1950552638. The cubic root of 424055 is about 75.1289633043.

Adding to 424055 its reverse (550424), we get a palindrome (974479).

The spelling of 424055 in words is "four hundred twenty-four thousand, fifty-five".