2004671 has 4 divisors (see below), whose sum is σ = 2110200. Its totient is φ = 1899144.

The previous prime is 2004661. The next prime is 2004679. The reversal of 2004671 is 1764002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2004671 - 2¹⁰ = 2003647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2004679) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52736 + ... + 52773.

It is an arithmetic number, because the mean of its divisors is an integer number (527550).

2^2004671 is an apocalyptic number.

2004671 is a deficient number, since it is larger than the sum of its proper divisors (105529).

2004671 is a wasteful number, since it uses less digits than its factorization.

2004671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105528.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 2004671 is about 1415.8640471458. The cubic root of 2004671 is about 126.0901135831.

Adding to 2004671 its reverse (1764002), we get a palindrome (3768673).

The spelling of 2004671 in words is "two million, four thousand, six hundred seventy-one".