2606887 has 2 divisors, whose sum is σ = 2606888. Its totient is φ = 2606886.

The previous prime is 2606881. The next prime is 2606917. The reversal of 2606887 is 7886062.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2606887 - 2¹¹ = 2604839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2606881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1303443 + 1303444.

It is an arithmetic number, because the mean of its divisors is an integer number (1303444).

2^2606887 is an apocalyptic number.

2606887 is a deficient number, since it is larger than the sum of its proper divisors (1).

2606887 is an equidigital number, since it uses as much as digits as its factorization.

2606887 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32256, while the sum is 37.

The square root of 2606887 is about 1614.5857053746. The cubic root of 2606887 is about 137.6281911941.

The spelling of 2606887 in words is "two million, six hundred six thousand, eight hundred eighty-seven".