3683903 has 4 divisors (see below), whose sum is σ = 3718440. Its totient is φ = 3649368.

The previous prime is 3683879. The next prime is 3683909. The reversal of 3683903 is 3093863.

It is a happy number.

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 3683903 - 2⁶ = 3683839 is a prime.

It is a super-2 number, since 2×3683903² = 27142282626818, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3683903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3683909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17108 + ... + 17321.

It is an arithmetic number, because the mean of its divisors is an integer number (929610).

Almost surely, 2^3683903 is an apocalyptic number.

3683903 is a deficient number, since it is larger than the sum of its proper divisors (34537).

3683903 is a wasteful number, since it uses less digits than its factorization.

3683903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34536.

The product of its (nonzero) digits is 11664, while the sum is 32.

The square root of 3683903 is about 1919.3496294318. The cubic root of 3683903 is about 154.4434147961.

The spelling of 3683903 in words is "three million, six hundred eighty-three thousand, nine hundred three".