404022221304 has 64 divisors (see below), whose sum is σ = 1092502336800. Its totient is φ = 123771649536.

The previous prime is 404022221297. The next prime is 404022221353. The reversal of 404022221304 is 403122220404.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2755939 + ... + 2898834.

Almost surely, 2^404022221304 is an apocalyptic number.

It is an amenable number.

404022221304 is an abundant number, since it is smaller than the sum of its proper divisors (688480115496).

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

404022221304 is a wasteful number, since it uses less digits than its factorization.

404022221304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5655024 (or 5655020 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 404022221304 its reverse (403122220404), we get a palindrome (807144441708).

The spelling of 404022221304 in words is "four hundred four billion, twenty-two million, two hundred twenty-one thousand, three hundred four".