2201867 has 4 divisors (see below), whose sum is σ = 2208000. Its totient is φ = 2195736.

The previous prime is 2201839. The next prime is 2201897. The reversal of 2201867 is 7681022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2201867 - 2¹⁰ = 2200843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2201807) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2492 + ... + 3257.

It is an arithmetic number, because the mean of its divisors is an integer number (552000).

2^2201867 is an apocalyptic number.

2201867 is a deficient number, since it is larger than the sum of its proper divisors (6133).

2201867 is an equidigital number, since it uses as much as digits as its factorization.

2201867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6132.

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 2201867 is about 1483.8689295217. The cubic root of 2201867 is about 130.0959252559.

Adding to 2201867 its reverse (7681022), we get a palindrome (9882889).

The spelling of 2201867 in words is "two million, two hundred one thousand, eight hundred sixty-seven".