2000442003 has 24 divisors (see below), whose sum is σ = 3285243792. Its totient is φ = 1075866624.

The previous prime is 2000441987. The next prime is 2000442019. The reversal of 2000442003 is 3002440002.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2000441987) and next prime (2000442019).

It is not a de Polignac number, because 2000442003 - 2⁴ = 2000441987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2000442203) 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 23 ways as a sum of consecutive naturals, for example, 397750 + ... + 402747.

It is an arithmetic number, because the mean of its divisors is an integer number (136885158).

Almost surely, 2^2000442003 is an apocalyptic number.

2000442003 is a deficient number, since it is larger than the sum of its proper divisors (1284801789).

2000442003 is a wasteful number, since it uses less digits than its factorization.

2000442003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800531 (or 800524 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 2000442003 is about 44726.3010207641. The cubic root of 2000442003 is about 1260.0138578723.

Adding to 2000442003 its reverse (3002440002), we get a palindrome (5002882005).

The spelling of 2000442003 in words is "two billion, four hundred forty-two thousand, three".