404232 has 16 divisors (see below), whose sum is σ = 1010640. Its totient is φ = 134736.

The previous prime is 404221. The next prime is 404249. The reversal of 404232 is 232404.

It is a happy number.

It is an unprimeable number.

404232 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8398 + ... + 8445.

It is an arithmetic number, because the mean of its divisors is an integer number (63165).

2⁴⁰⁴²³² is an apocalyptic number.

It is an amenable number.

404232 is an abundant number, since it is smaller than the sum of its proper divisors (606408).

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

404232 is a wasteful number, since it uses less digits than its factorization.

404232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16852 (or 16848 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 404232 is about 635.7924189545. The cubic root of 404232 is about 73.9395659493.

Adding to 404232 its reverse (232404), we get a palindrome (636636).

It can be divided in two parts, 404 and 232, that added together give a palindrome (636).

The spelling of 404232 in words is "four hundred four thousand, two hundred thirty-two".