330420404 has 12 divisors (see below), whose sum is σ = 579375300. Its totient is φ = 164884608.

The previous prime is 330420379. The next prime is 330420437. The reversal of 330420404 is 404024033.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 171610000 + 158810404 = 13100^2 + 12602^2 .

It is a congruent number.

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, 79109 + ... + 83180.

It is an arithmetic number, because the mean of its divisors is an integer number (48281275).

Almost surely, 2^330420404 is an apocalyptic number.

It is an amenable number.

330420404 is a deficient number, since it is larger than the sum of its proper divisors (248954896).

330420404 is a wasteful number, since it uses less digits than its factorization.

330420404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162802 (or 162800 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 330420404 is about 18177.4696808989. The cubic root of 330420404 is about 691.3356499464.

Adding to 330420404 its reverse (404024033), we get a palindrome (734444437).

The spelling of 330420404 in words is "three hundred thirty million, four hundred twenty thousand, four hundred four".