514218 has 8 divisors (see below), whose sum is σ = 1028448. Its totient is φ = 171404.

The previous prime is 514201. The next prime is 514219. The reversal of 514218 is 812415.

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

514218 is an admirable number.

It is a Curzon number.

It is a nialpdrome in base 9.

It is a junction number, because it is equal to n+sod(n) for n = 514194 and 514203.

It is not an unprimeable number, because it can be changed into a prime (514219) by changing a digit.

514218 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 (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42846 + ... + 42857.

It is an arithmetic number, because the mean of its divisors is an integer number (128556).

2⁵¹⁴²¹⁸ is an apocalyptic number.

514218 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.

514218 is a wasteful number, since it uses less digits than its factorization.

514218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85708.

The product of its digits is 320, while the sum is 21.

The square root of 514218 is about 717.0899525164. The cubic root of 514218 is about 80.1153544204.

The spelling of 514218 in words is "five hundred fourteen thousand, two hundred eighteen".