2000939 has 2 divisors, whose sum is σ = 2000940. Its totient is φ = 2000938.

The previous prime is 2000927. The next prime is 2000941. The reversal of 2000939 is 9390002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2000939 - 2²⁰ = 952363 is a prime.

Together with 2000941, it forms a pair of twin primes.

It is a Chen prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (2000959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000469 + 1000470.

It is an arithmetic number, because the mean of its divisors is an integer number (1000470).

2^2000939 is an apocalyptic number.

2000939 is a deficient number, since it is larger than the sum of its proper divisors (1).

2000939 is an equidigital number, since it uses as much as digits as its factorization.

2000939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 486, while the sum is 23.

The square root of 2000939 is about 1414.5455100491. The cubic root of 2000939 is about 126.0118196689.

The spelling of 2000939 in words is "two million, nine hundred thirty-nine", and thus it is an aban number.