601218 has 24 divisors (see below), whose sum is σ = 1317888. Its totient is φ = 198072.

The previous prime is 601207. The next prime is 601219. The reversal of 601218 is 812106.

It is a super-2 number, since 2×601218² = 722926167048, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 601218.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (601219) by changing a digit.

601218 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 11 ways as a sum of consecutive naturals, for example, 2155 + ... + 2417.

It is an arithmetic number, because the mean of its divisors is an integer number (54912).

2⁶⁰¹²¹⁸ is an apocalyptic number.

601218 is an abundant number, since it is smaller than the sum of its proper divisors (716670).

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

601218 is a wasteful number, since it uses less digits than its factorization.

601218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398 (or 395 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

The square root of 601218 is about 775.3824862608. The cubic root of 601218 is about 84.4003002318.

The spelling of 601218 in words is "six hundred one thousand, two hundred eighteen".