2003443396 has 12 divisors (see below), whose sum is σ = 3507855120. Its totient is φ = 1001199080.

The previous prime is 2003443361. The next prime is 2003443399. The reversal of 2003443396 is 6933443002.

It is not an unprimeable number, because it can be changed into a prime (2003443399) 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, 121966 + ... + 137413.

It is an arithmetic number, because the mean of its divisors is an integer number (292321260).

Almost surely, 2^2003443396 is an apocalyptic number.

It is an amenable number.

2003443396 is a deficient number, since it is larger than the sum of its proper divisors (1504411724).

2003443396 is a wasteful number, since it uses less digits than its factorization.

2003443396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261314 (or 261312 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 34.

The square root of 2003443396 is about 44759.8413312648. The cubic root of 2003443396 is about 1260.6437031738.

Adding to 2003443396 its reverse (6933443002), we get a palindrome (8936886398).

The spelling of 2003443396 in words is "two billion, three million, four hundred forty-three thousand, three hundred ninety-six".