433328 has 40 divisors (see below), whose sum is σ = 991008. Its totient is φ = 179712.

The previous prime is 433319. The next prime is 433337. The reversal of 433328 is 823334.

It is an interprime number because it is at equal distance from previous prime (433319) and next prime (433337).

It is an unprimeable number.

433328 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5900 + ... + 5972.

2⁴³³³²⁸ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 433328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (495504).

433328 is an abundant number, since it is smaller than the sum of its proper divisors (557680).

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

433328 is a wasteful number, since it uses less digits than its factorization.

433328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141 (or 135 counting only the distinct ones).

The product of its digits is 1728, while the sum is 23.

The square root of 433328 is about 658.2765376345. The cubic root of 433328 is about 75.6726455672.

The spelling of 433328 in words is "four hundred thirty-three thousand, three hundred twenty-eight".