4049003 has 16 divisors (see below), whose sum is σ = 4890624. Its totient is φ = 3278880.

The previous prime is 4048991. The next prime is 4049029. The reversal of 4049003 is 3009404.

It is a cyclic number.

It is not a de Polignac number, because 4049003 - 2⁶ = 4048939 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 (4049063) 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 15 ways as a sum of consecutive naturals, for example, 10001 + ... + 10397.

It is an arithmetic number, because the mean of its divisors is an integer number (305664).

Almost surely, 2^4049003 is an apocalyptic number.

4049003 is a deficient number, since it is larger than the sum of its proper divisors (841621).

4049003 is a wasteful number, since it uses less digits than its factorization.

4049003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 4049003 is about 2012.2134578618. The cubic root of 4049003 is about 159.3857044201.

The spelling of 4049003 in words is "four million, forty-nine thousand, three".