2000066 has 4 divisors (see below), whose sum is σ = 3000102. Its totient is φ = 1000032.

The previous prime is 2000039. The next prime is 2000081. The reversal of 2000066 is 6600002.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6600002 = 2 ⋅3300001.

It can be written as a sum of positive squares in only one way, i.e., 1745041 + 255025 = 1321^2 + 505^2 .

2000066 is a modest number, since divided by 66 gives 2 as remainder.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2000066.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500015 + ... + 500018.

2^2000066 is an apocalyptic number.

2000066 is a deficient number, since it is larger than the sum of its proper divisors (1000036).

2000066 is a wasteful number, since it uses less digits than its factorization.

2000066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000035.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 2000066 is about 1414.2368967044. The cubic root of 2000066 is about 125.9934908874.

Adding to 2000066 its reverse (6600002), we get a palindrome (8600068).

The spelling of 2000066 in words is "two million, sixty-six", and thus it is an aban number, an eban number, and an uban number.