2003431244 has 12 divisors (see below), whose sum is σ = 3626901600. Its totient is φ = 967173648.

The previous prime is 2003431237. The next prime is 2003431247. The reversal of 2003431244 is 4421343002.

It is not an unprimeable number, because it can be changed into a prime (2003431247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8635364 + ... + 8635595.

It is an arithmetic number, because the mean of its divisors is an integer number (302241800).

Almost surely, 2^2003431244 is an apocalyptic number.

It is an amenable number.

2003431244 is a deficient number, since it is larger than the sum of its proper divisors (1623470356).

2003431244 is a wasteful number, since it uses less digits than its factorization.

2003431244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17270992 (or 17270990 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 2003431244 is about 44759.7055843758. The cubic root of 2003431244 is about 1260.6411543332.

Adding to 2003431244 its reverse (4421343002), we get a palindrome (6424774246).

The spelling of 2003431244 in words is "two billion, three million, four hundred thirty-one thousand, two hundred forty-four".