2201217 has 8 divisors (see below), whose sum is σ = 3029760. Its totient is φ = 1420080.

The previous prime is 2201209. The next prime is 2201273. The reversal of 2201217 is 7121022.

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

It is not a de Polignac number, because 2201217 - 2³ = 2201209 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2201196 and 2201205.

It is not an unprimeable number, because it can be changed into a prime (2201317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11742 + ... + 11927.

It is an arithmetic number, because the mean of its divisors is an integer number (378720).

2^2201217 is an apocalyptic number.

It is an amenable number.

2201217 is a deficient number, since it is larger than the sum of its proper divisors (828543).

2201217 is a wasteful number, since it uses less digits than its factorization.

2201217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23703.

The product of its (nonzero) digits is 56, while the sum is 15.

The square root of 2201217 is about 1483.6498913153. The cubic root of 2201217 is about 130.0831223824.

Adding to 2201217 its reverse (7121022), we get a palindrome (9322239).

The spelling of 2201217 in words is "two million, two hundred one thousand, two hundred seventeen".