432328 has 16 divisors (see below), whose sum is σ = 873180. Its totient is φ = 199488.

The previous prime is 432323. The next prime is 432337. The reversal of 432328 is 823234.

432328 = 3⁴ + 4⁴ + ... + 18⁴.

432328 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 412164 + 20164 = 642^2 + 142^2 .

It is a junction number, because it is equal to n+sod(n) for n = 432299 and 432308.

It is not an unprimeable number, because it can be changed into a prime (432323) 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, 1975 + ... + 2182.

2⁴³²³²⁸ is an apocalyptic number.

It is an amenable number.

432328 is an abundant number, since it is smaller than the sum of its proper divisors (440852).

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

432328 is a wasteful number, since it uses less digits than its factorization.

432328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4176 (or 4172 counting only the distinct ones).

The product of its digits is 1152, while the sum is 22.

The square root of 432328 is about 657.5165397159. The cubic root of 432328 is about 75.6143902881.

The spelling of 432328 in words is "four hundred thirty-two thousand, three hundred twenty-eight".