2205844867 has 2 divisors, whose sum is σ = 2205844868. Its totient is φ = 2205844866.

The previous prime is 2205844811. The next prime is 2205844931. The reversal of 2205844867 is 7684485022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2205844867 - 2²⁷ = 2071627139 is a prime.

It is not a weakly prime, because it can be changed into another prime (2209844867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1102922433 + 1102922434.

It is an arithmetic number, because the mean of its divisors is an integer number (1102922434).

Almost surely, 2^2205844867 is an apocalyptic number.

2205844867 is a deficient number, since it is larger than the sum of its proper divisors (1).

2205844867 is an equidigital number, since it uses as much as digits as its factorization.

2205844867 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 860160, while the sum is 46.

The square root of 2205844867 is about 46966.4227613728. The cubic root of 2205844867 is about 1301.7422138081.

The spelling of 2205844867 in words is "two billion, two hundred five million, eight hundred forty-four thousand, eight hundred sixty-seven".