203040244 has 48 divisors (see below), whose sum is σ = 400075200. Its totient is φ = 89373440.

The previous prime is 203040209. The next prime is 203040259. The reversal of 203040244 is 442040302.

It is a congruent number.

It is an unprimeable number.

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, 193032 + ... + 194080.

It is an arithmetic number, because the mean of its divisors is an integer number (8334900).

Almost surely, 2^203040244 is an apocalyptic number.

It is an amenable number.

203040244 is a deficient number, since it is larger than the sum of its proper divisors (197034956).

203040244 is a wasteful number, since it uses less digits than its factorization.

203040244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1200 (or 1198 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 203040244 is about 14249.2190663208. The cubic root of 203040244 is about 587.7519006696.

Adding to 203040244 its reverse (442040302), we get a palindrome (645080546).

The spelling of 203040244 in words is "two hundred three million, forty thousand, two hundred forty-four".