2004066 has 12 divisors (see below), whose sum is σ = 4342182. Its totient is φ = 668016.

The previous prime is 2004049. The next prime is 2004073. The reversal of 2004066 is 6604002.

It can be written as a sum of positive squares in only one way, i.e., 1782225 + 221841 = 1335^2 + 471^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 111337 = 2004066 / (2 + 0 + 0 + 4 + 0 + 6 + 6).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55651 + ... + 55686.

2^2004066 is an apocalyptic number.

2004066 is an abundant number, since it is smaller than the sum of its proper divisors (2338116).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2004066 is a wasteful number, since it uses less digits than its factorization.

2004066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111345 (or 111342 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2004066 is about 1415.6503805672. The cubic root of 2004066 is about 126.0774278449.

Adding to 2004066 its reverse (6604002), we get a palindrome (8608068).

The spelling of 2004066 in words is "two million, four thousand, sixty-six", and thus it is an eban number.