424044 has 18 divisors (see below), whose sum is σ = 1071980. Its totient is φ = 141336.

The previous prime is 424037. The next prime is 424079. The reversal of 424044 is 440424.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5854 + ... + 5925.

2⁴²⁴⁰⁴⁴ is an apocalyptic number.

It is an amenable number.

424044 is an abundant number, since it is smaller than the sum of its proper divisors (647936).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

424044 is a wasteful number, since it uses less digits than its factorization.

424044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11789 (or 11784 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

The square root of 424044 is about 651.1866091989. The cubic root of 424044 is about 75.1283136828.

Adding to 424044 its reverse (440424), we get a palindrome (864468).

The spelling of 424044 in words is "four hundred twenty-four thousand, forty-four", and thus it is an iban number.