2200691 has 4 divisors (see below), whose sum is σ = 2209512. Its totient is φ = 2191872.

The previous prime is 2200673. The next prime is 2200699. The reversal of 2200691 is 1960022.

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 2200691 - 2¹⁴ = 2184307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2200699) 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, 4025 + ... + 4538.

It is an arithmetic number, because the mean of its divisors is an integer number (552378).

2^2200691 is an apocalyptic number.

2200691 is a deficient number, since it is larger than the sum of its proper divisors (8821).

2200691 is an equidigital number, since it uses as much as digits as its factorization.

2200691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8820.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 2200691 is about 1483.4726151837. The cubic root of 2200691 is about 130.0727600581.

The spelling of 2200691 in words is "two million, two hundred thousand, six hundred ninety-one".