404004232 has 32 divisors (see below), whose sum is σ = 767092320. Its totient is φ = 199463040.

The previous prime is 404004217. The next prime is 404004233. The reversal of 404004232 is 232400404.

It is not an unprimeable number, because it can be changed into a prime (404004233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 230383 + ... + 232129.

It is an arithmetic number, because the mean of its divisors is an integer number (23971635).

Almost surely, 2^404004232 is an apocalyptic number.

It is an amenable number.

404004232 is a deficient number, since it is larger than the sum of its proper divisors (363088088).

404004232 is a wasteful number, since it uses less digits than its factorization.

404004232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2101 (or 2097 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 404004232 is about 20099.8565169008. The cubic root of 404004232 is about 739.2567604525.

Adding to 404004232 its reverse (232400404), we get a palindrome (636404636).

The spelling of 404004232 in words is "four hundred four million, four thousand, two hundred thirty-two".