2206999 has 2 divisors, whose sum is σ = 2207000. Its totient is φ = 2206998.

The previous prime is 2206993. The next prime is 2207017. The reversal of 2206999 is 9996022.

2206999 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2206999 - 2²¹ = 109847 is a prime.

2206999 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2206993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1103499 + 1103500.

It is an arithmetic number, because the mean of its divisors is an integer number (1103500).

2^2206999 is an apocalyptic number.

2206999 is a deficient number, since it is larger than the sum of its proper divisors (1).

2206999 is an equidigital number, since it uses as much as digits as its factorization.

2206999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17496, while the sum is 37.

The square root of 2206999 is about 1485.5971863194. The cubic root of 2206999 is about 130.1969204944.

The spelling of 2206999 in words is "two million, two hundred six thousand, nine hundred ninety-nine".