200556601 has 8 divisors (see below), whose sum is σ = 234538304. Its totient is φ = 167907600.

The previous prime is 200556563. The next prime is 200556617. The reversal of 200556601 is 106655002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 200556601 - 2¹¹ = 200554553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (200556641) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 332850 + ... + 333451.

It is an arithmetic number, because the mean of its divisors is an integer number (29317288).

Almost surely, 2^200556601 is an apocalyptic number.

It is an amenable number.

200556601 is a deficient number, since it is larger than the sum of its proper divisors (33981703).

200556601 is an equidigital number, since it uses as much as digits as its factorization.

200556601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666351.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 200556601 is about 14161.8007682639. The cubic root of 200556601 is about 585.3455488881.

The spelling of 200556601 in words is "two hundred million, five hundred fifty-six thousand, six hundred one".