323218 has 8 divisors (see below), whose sum is σ = 554112. Its totient is φ = 138516.

The previous prime is 323207. The next prime is 323233. The reversal of 323218 is 812323.

It is a happy number.

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

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 323195 and 323204.

It is an unprimeable number.

323218 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 3 ways as a sum of consecutive naturals, for example, 11530 + ... + 11557.

It is an arithmetic number, because the mean of its divisors is an integer number (69264).

2³²³²¹⁸ is an apocalyptic number.

323218 is a deficient number, since it is larger than the sum of its proper divisors (230894).

323218 is a wasteful number, since it uses less digits than its factorization.

323218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23096.

The product of its digits is 288, while the sum is 19.

The square root of 323218 is about 568.5226468664. The cubic root of 323218 is about 68.6275528439.

The spelling of 323218 in words is "three hundred twenty-three thousand, two hundred eighteen".