3799903 has 4 divisors (see below), whose sum is σ = 3880800. Its totient is φ = 3719008.

The previous prime is 3799897. The next prime is 3799919. The reversal of 3799903 is 3099973.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3099973 = 229 ⋅13537.

It is a cyclic number.

It is not a de Polignac number, because 3799903 - 2²¹ = 1702751 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3799973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40378 + ... + 40471.

It is an arithmetic number, because the mean of its divisors is an integer number (970200).

Almost surely, 2^3799903 is an apocalyptic number.

3799903 is a deficient number, since it is larger than the sum of its proper divisors (80897).

3799903 is an equidigital number, since it uses as much as digits as its factorization.

3799903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80896.

The product of its (nonzero) digits is 45927, while the sum is 40.

The square root of 3799903 is about 1949.3339888280. Note that the first 3 decimals coincide. The cubic root of 3799903 is about 156.0477472735.

The spelling of 3799903 in words is "three million, seven hundred ninety-nine thousand, nine hundred three".