2000671 has 2 divisors, whose sum is σ = 2000672. Its totient is φ = 2000670.

The previous prime is 2000659. The next prime is 2000689. The reversal of 2000671 is 1760002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2000671 - 2⁵ = 2000639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2000371) 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, 1000335 + 1000336.

It is an arithmetic number, because the mean of its divisors is an integer number (1000336).

2^2000671 is an apocalyptic number.

2000671 is a deficient number, since it is larger than the sum of its proper divisors (1).

2000671 is an equidigital number, since it uses as much as digits as its factorization.

2000671 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84, while the sum is 16.

The square root of 2000671 is about 1414.4507768035. The cubic root of 2000671 is about 126.0061935311.

Adding to 2000671 its reverse (1760002), we get a palindrome (3760673).

The spelling of 2000671 in words is "two million, six hundred seventy-one", and thus it is an aban number.