2000836 has 6 divisors (see below), whose sum is σ = 3501470. Its totient is φ = 1000416.

The previous prime is 2000813. The next prime is 2000863. The reversal of 2000836 is 6380002.

It can be written as a sum of positive squares in only one way, i.e., 1943236 + 57600 = 1394^2 + 240^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250101 + ... + 250108.

2^2000836 is an apocalyptic number.

It is an amenable number.

2000836 is a deficient number, since it is larger than the sum of its proper divisors (1500634).

2000836 is a wasteful number, since it uses less digits than its factorization.

2000836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500213 (or 500211 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 2000836 is about 1414.5091021270. The cubic root of 2000836 is about 126.0096574440.

Adding to 2000836 its reverse (6380002), we get a palindrome (8380838).

The spelling of 2000836 in words is "two million, eight hundred thirty-six", and thus it is an aban number.