404232216 has 32 divisors (see below), whose sum is σ = 1014528240. Its totient is φ = 134217728.

The previous prime is 404232193. The next prime is 404232229. The reversal of 404232216 is 612232404.

It is a Harshad number since it is a multiple of its sum of digits (24).

404232216 is an undulating number in base 16.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

In principle, a polygon with 404232216 sides can be constructed with ruler and compass.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26601 + ... + 38936.

Almost surely, 2^404232216 is an apocalyptic number.

It is an amenable number.

404232216 is an abundant number, since it is smaller than the sum of its proper divisors (610296024).

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

404232216 is a wasteful number, since it uses less digits than its factorization.

404232216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65803 (or 65799 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 404232216 is about 20105.5270012999. The cubic root of 404232216 is about 739.3957911913.

The spelling of 404232216 in words is "four hundred four million, two hundred thirty-two thousand, two hundred sixteen".