2201218 has 8 divisors (see below), whose sum is σ = 3351312. Its totient is φ = 1084116.

The previous prime is 2201209. The next prime is 2201273. The reversal of 2201218 is 8121022.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8080 + ... + 8347.

It is an arithmetic number, because the mean of its divisors is an integer number (418914).

2^2201218 is an apocalyptic number.

2201218 is a deficient number, since it is larger than the sum of its proper divisors (1150094).

2201218 is a wasteful number, since it uses less digits than its factorization.

2201218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16496.

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

The square root of 2201218 is about 1483.6502283220. The cubic root of 2201218 is about 130.0831420810.

The spelling of 2201218 in words is "two million, two hundred one thousand, two hundred eighteen".