2003803949 has 8 divisors (see below), whose sum is σ = 2294299008. Its totient is φ = 1714368240.

The previous prime is 2003803933. The next prime is 2003803979. The reversal of 2003803949 is 9493083002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2003803949 - 2⁴ = 2003803933 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 (2003803979) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 260777 + ... + 268350.

It is an arithmetic number, because the mean of its divisors is an integer number (286787376).

Almost surely, 2^2003803949 is an apocalyptic number.

It is an amenable number.

2003803949 is a deficient number, since it is larger than the sum of its proper divisors (290495059).

2003803949 is an equidigital number, since it uses as much as digits as its factorization.

2003803949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529675.

The product of its (nonzero) digits is 46656, while the sum is 38.

The square root of 2003803949 is about 44763.8687894601. The cubic root of 2003803949 is about 1260.7193232464.

The spelling of 2003803949 in words is "two billion, three million, eight hundred three thousand, nine hundred forty-nine".