93218 has 8 divisors (see below), whose sum is σ = 141312. Its totient is φ = 46116.

The previous prime is 93199. The next prime is 93229. The reversal of 93218 is 81239.

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

It is a Curzon number.

It is a plaindrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 93193 and 93202.

It is an unprimeable number.

93218 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71 + ... + 437.

It is an arithmetic number, because the mean of its divisors is an integer number (17664).

2⁹³²¹⁸ is an apocalyptic number.

93218 is a deficient number, since it is larger than the sum of its proper divisors (48094).

93218 is a wasteful number, since it uses less digits than its factorization.

93218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 496.

The product of its digits is 432, while the sum is 23.

The square root of 93218 is about 305.3162295064. The cubic root of 93218 is about 45.3419221520.

The spelling of 93218 in words is "ninety-three thousand, two hundred eighteen".