404040332 has 24 divisors (see below), whose sum is σ = 720370560. Its totient is φ = 198236160.

The previous prime is 404040323. The next prime is 404040337. The reversal of 404040332 is 233040404.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (404040337) 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, 115148 + ... + 118604.

It is an arithmetic number, because the mean of its divisors is an integer number (30015440).

Almost surely, 2^404040332 is an apocalyptic number.

It is an amenable number.

404040332 is a deficient number, since it is larger than the sum of its proper divisors (316330228).

404040332 is a wasteful number, since it uses less digits than its factorization.

404040332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4001 (or 3999 counting only the distinct ones).

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

The square root of 404040332 is about 20100.7545132017. The cubic root of 404040332 is about 739.2787786825.

Adding to 404040332 its reverse (233040404), we get a palindrome (637080736).

The spelling of 404040332 in words is "four hundred four million, forty thousand, three hundred thirty-two".