2005567 has 2 divisors, whose sum is σ = 2005568. Its totient is φ = 2005566.

The previous prime is 2005559. The next prime is 2005571. The reversal of 2005567 is 7655002.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2005567 - 2³ = 2005559 is a prime.

2005567 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2005547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1002783 + 1002784.

It is an arithmetic number, because the mean of its divisors is an integer number (1002784).

2^2005567 is an apocalyptic number.

2005567 is a deficient number, since it is larger than the sum of its proper divisors (1).

2005567 is an equidigital number, since it uses as much as digits as its factorization.

2005567 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2100, while the sum is 25.

The square root of 2005567 is about 1416.1804263582. The cubic root of 2005567 is about 126.1088963682.

The spelling of 2005567 in words is "two million, five thousand, five hundred sixty-seven".