200081608 has 8 divisors (see below), whose sum is σ = 375153030. Its totient is φ = 100040800.

The previous prime is 200081597. The next prime is 200081611. The reversal of 200081608 is 806180002.

It can be written as a sum of positive squares in only one way, i.e., 104080804 + 96000804 = 10202^2 + 9798^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12505093 + ... + 12505108.

Almost surely, 2^200081608 is an apocalyptic number.

It is an amenable number.

200081608 is a deficient number, since it is larger than the sum of its proper divisors (175071422).

200081608 is a wasteful number, since it uses less digits than its factorization.

200081608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25010207 (or 25010203 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 25.

The square root of 200081608 is about 14145.0206079737. The cubic root of 200081608 is about 584.8830779062.

The spelling of 200081608 in words is "two hundred million, eighty-one thousand, six hundred eight".