200004147 has 20 divisors (see below), whose sum is σ = 341454256. Its totient is φ = 114287760.

The previous prime is 200004143. The next prime is 200004149. The reversal of 200004147 is 741400002.

It is a happy number.

It is not a de Polignac number, because 200004147 - 2² = 200004143 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200004143) 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 19 ways as a sum of consecutive naturals, for example, 175804 + ... + 176937.

Almost surely, 2^200004147 is an apocalyptic number.

200004147 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

200004147 is a deficient number, since it is larger than the sum of its proper divisors (141450109).

200004147 is an equidigital number, since it uses as much as digits as its factorization.

200004147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352760 (or 352751 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 18.

The square root of 200004147 is about 14142.2822415620. The cubic root of 200004147 is about 584.8075895818.

Adding to 200004147 its reverse (741400002), we get a palindrome (941404149).

The spelling of 200004147 in words is "two hundred million, four thousand, one hundred forty-seven".