404832 has 24 divisors (see below), whose sum is σ = 1062936. Its totient is φ = 134912.

The previous prime is 404827. The next prime is 404837. The reversal of 404832 is 238404.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (404827) and next prime (404837).

It is a tau number, because it is divible by the number of its divisors (24).

It is a plaindrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 404799 and 404808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404837) 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, 2013 + ... + 2204.

It is an arithmetic number, because the mean of its divisors is an integer number (44289).

2⁴⁰⁴⁸³² is an apocalyptic number.

It is an amenable number.

404832 is an abundant number, since it is smaller than the sum of its proper divisors (658104).

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

404832 is a wasteful number, since it uses less digits than its factorization.

404832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4230 (or 4222 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 404832 is about 636.2640961110. The cubic root of 404832 is about 73.9761306020.

The spelling of 404832 in words is "four hundred four thousand, eight hundred thirty-two".