334218 has 16 divisors (see below), whose sum is σ = 681696. Its totient is φ = 109200.

The previous prime is 334199. The next prime is 334231. The reversal of 334218 is 812433.

It is a happy number.

It is a super-2 number, since 2×334218² = 223403343048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 334194 and 334203.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 334218.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208 + ... + 843.

It is an arithmetic number, because the mean of its divisors is an integer number (42606).

2³³⁴²¹⁸ is an apocalyptic number.

334218 is an abundant number, since it is smaller than the sum of its proper divisors (347478).

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

334218 is a wasteful number, since it uses less digits than its factorization.

334218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1109.

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

The square root of 334218 is about 578.1159053339. The cubic root of 334218 is about 69.3974126108.

The spelling of 334218 in words is "three hundred thirty-four thousand, two hundred eighteen".