200044001 has 4 divisors (see below), whose sum is σ = 206942100. Its totient is φ = 193145904.

The previous prime is 200043997. The next prime is 200044021. The reversal of 200044001 is 100440002.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 40653376 + 159390625 = 6376^2 + 12625^2 .

It is a cyclic number.

It is not a de Polignac number, because 200044001 - 2² = 200043997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200044021) 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, 3449006 + ... + 3449063.

It is an arithmetic number, because the mean of its divisors is an integer number (51735525).

Almost surely, 2^200044001 is an apocalyptic number.

It is an amenable number.

200044001 is a deficient number, since it is larger than the sum of its proper divisors (6898099).

200044001 is an equidigital number, since it uses as much as digits as its factorization.

200044001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6898098.

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 200044001 is about 14143.6912084505. The cubic root of 200044001 is about 584.8464310660.

Adding to 200044001 its reverse (100440002), we get a palindrome (300484003).

The spelling of 200044001 in words is "two hundred million, forty-four thousand, one".