4004421024 has 24 divisors (see below), whose sum is σ = 10511605440. Its totient is φ = 1334806976.

The previous prime is 4004421017. The next prime is 4004421097. The reversal of 4004421024 is 4201244004.

It is a tau number, because it is divible by the number of its divisors (24).

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, 20856264 + ... + 20856455.

It is an arithmetic number, because the mean of its divisors is an integer number (437983560).

Almost surely, 2^4004421024 is an apocalyptic number.

It is an amenable number.

4004421024 is an abundant number, since it is smaller than the sum of its proper divisors (6507184416).

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

4004421024 is a wasteful number, since it uses less digits than its factorization.

4004421024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41712732 (or 41712724 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 4004421024 is about 63280.4948147531. The cubic root of 4004421024 is about 1587.9856648178.

Adding to 4004421024 its reverse (4201244004), we get a palindrome (8205665028).

The spelling of 4004421024 in words is "four billion, four million, four hundred twenty-one thousand, twenty-four".