330404442 has 8 divisors (see below), whose sum is σ = 660808896. Its totient is φ = 110134812.

The previous prime is 330404383. The next prime is 330404443. The reversal of 330404442 is 244404033.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

330404442 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (330404443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27533698 + ... + 27533709.

It is an arithmetic number, because the mean of its divisors is an integer number (82601112).

Almost surely, 2^330404442 is an apocalyptic number.

330404442 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

330404442 is a wasteful number, since it uses less digits than its factorization.

330404442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55067412.

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 330404442 is about 18177.0306155874. The cubic root of 330404442 is about 691.3245173840.

Adding to 330404442 its reverse (244404033), we get a palindrome (574808475).

The spelling of 330404442 in words is "three hundred thirty million, four hundred four thousand, four hundred forty-two".