41218 has 8 divisors (see below), whose sum is σ = 63612. Its totient is φ = 20016.

The previous prime is 41213. The next prime is 41221. The reversal of 41218 is 81214.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 41209 + 9 = 203^2 + 3^2 .

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

It is a d-powerful number, because it can be written as 4⁴ + 1 + 2¹³ + 1 + 8⁵ .

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

It is not an unprimeable number, because it can be changed into a prime (41213) by changing a digit.

41218 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, 205 + ... + 352.

2⁴¹²¹⁸ is an apocalyptic number.

41218 is a deficient number, since it is larger than the sum of its proper divisors (22394).

41218 is a wasteful number, since it uses less digits than its factorization.

41218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 596.

The product of its digits is 64, while the sum is 16.

The square root of 41218 is about 203.0221662775. The cubic root of 41218 is about 34.5431791501.

The spelling of 41218 in words is "forty-one thousand, two hundred eighteen".