200040044 has 6 divisors (see below), whose sum is σ = 350070084. Its totient is φ = 100020020.

The previous prime is 200040041. The next prime is 200040047. The reversal of 200040044 is 440040002.

200040044 = 4997² + 4998² + ... + 5004².

It is an interprime number because it is at equal distance from previous prime (200040041) and next prime (200040047).

It is not an unprimeable number, because it can be changed into a prime (200040041) 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 as a sum of consecutive naturals, namely, 25005002 + ... + 25005009.

It is an arithmetic number, because the mean of its divisors is an integer number (58345014).

Almost surely, 2^200040044 is an apocalyptic number.

It is an amenable number.

200040044 is a deficient number, since it is larger than the sum of its proper divisors (150030040).

200040044 is a wasteful number, since it uses less digits than its factorization.

200040044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50010015 (or 50010013 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 14.

The square root of 200040044 is about 14143.5513220690. The cubic root of 200040044 is about 584.8425748268.

Adding to 200040044 its reverse (440040002), we get a palindrome (640080046).

The spelling of 200040044 in words is "two hundred million, forty thousand, forty-four".