3684003 has 4 divisors (see below), whose sum is σ = 4912008. Its totient is φ = 2456000.

The previous prime is 3683993. The next prime is 3684011. The reversal of 3684003 is 3004863.

3684003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3004863 = 3 ⋅1001621.

It is a cyclic number.

It is not a de Polignac number, because 3684003 - 2⁵ = 3683971 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (3684013) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 613998 + ... + 614003.

It is an arithmetic number, because the mean of its divisors is an integer number (1228002).

Almost surely, 2^3684003 is an apocalyptic number.

3684003 is a deficient number, since it is larger than the sum of its proper divisors (1228005).

3684003 is a wasteful number, since it uses less digits than its factorization.

3684003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1228004.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 3684003 is about 1919.3756797459. The cubic root of 3684003 is about 154.4448122453. Note that the first 3 decimals are identical.

Adding to 3684003 its reverse (3004863), we get a palindrome (6688866).

It can be divided in two parts, 368 and 4003, that added together give a triangular number (4371 = T₉₃).

The spelling of 3684003 in words is "three million, six hundred eighty-four thousand, three".