2205667 has 2 divisors, whose sum is σ = 2205668. Its totient is φ = 2205666.

The previous prime is 2205661. The next prime is 2205703. The reversal of 2205667 is 7665022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2205667 - 2³ = 2205659 is a prime.

2205667 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (2205661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1102833 + 1102834.

It is an arithmetic number, because the mean of its divisors is an integer number (1102834).

2^2205667 is an apocalyptic number.

2205667 is a deficient number, since it is larger than the sum of its proper divisors (1).

2205667 is an equidigital number, since it uses as much as digits as its factorization.

2205667 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 2205667 is about 1485.1488140924. The cubic root of 2205667 is about 130.1707224462.

The spelling of 2205667 in words is "two million, two hundred five thousand, six hundred sixty-seven".