200189170 has 16 divisors (see below), whose sum is σ = 361350720. Its totient is φ = 79851184.

The previous prime is 200189153. The next prime is 200189179. The reversal of 200189170 is 71981002.

It is not an unprimeable number, because it can be changed into a prime (200189179) 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 7 ways as a sum of consecutive naturals, for example, 24292 + ... + 31471.

It is an arithmetic number, because the mean of its divisors is an integer number (22584420).

Almost surely, 2^200189170 is an apocalyptic number.

200189170 is a deficient number, since it is larger than the sum of its proper divisors (161161550).

200189170 is a wasteful number, since it uses less digits than its factorization.

200189170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56129.

The product of its (nonzero) digits is 1008, while the sum is 28.

The square root of 200189170 is about 14148.8222124670. The cubic root of 200189170 is about 584.9878683534.

The spelling of 200189170 in words is "two hundred million, one hundred eighty-nine thousand, one hundred seventy".