330004404 has 18 divisors (see below), whose sum is σ = 834177890. Its totient is φ = 110001456.

The previous prime is 330004399. The next prime is 330004417. The reversal of 330004404 is 404400033.

It can be written as a sum of positive squares in only one way, i.e., 218744100 + 111260304 = 14790^2 + 10548^2 .

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 a congruent number.

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, 4583359 + ... + 4583430.

Almost surely, 2^330004404 is an apocalyptic number.

It is an amenable number.

330004404 is an abundant number, since it is smaller than the sum of its proper divisors (504173486).

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

330004404 is a wasteful number, since it uses less digits than its factorization.

330004404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9166799 (or 9166794 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 330004404 is about 18166.0233402911. The cubic root of 330004404 is about 691.0453970787.

Adding to 330004404 its reverse (404400033), we get a palindrome (734404437).

The spelling of 330004404 in words is "three hundred thirty million, four thousand, four hundred four".