432318 has 8 divisors (see below), whose sum is σ = 864648. Its totient is φ = 144104.

The previous prime is 432317. The next prime is 432323. The reversal of 432318 is 813234.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

432318 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 432294 and 432303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (432317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36021 + ... + 36032.

It is an arithmetic number, because the mean of its divisors is an integer number (108081).

2⁴³²³¹⁸ is an apocalyptic number.

432318 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

432318 is a wasteful number, since it uses less digits than its factorization.

432318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72058.

The product of its digits is 576, while the sum is 21.

The square root of 432318 is about 657.5089353005. The cubic root of 432318 is about 75.6138072819.

The spelling of 432318 in words is "four hundred thirty-two thousand, three hundred eighteen".