200155288 has 8 divisors (see below), whose sum is σ = 375291180. Its totient is φ = 100077640.

The previous prime is 200155261. The next prime is 200155289. The reversal of 200155288 is 882551002.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200155289) 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 as a sum of consecutive naturals, namely, 12509698 + ... + 12509713.

Almost surely, 2^200155288 is an apocalyptic number.

It is an amenable number.

200155288 is a deficient number, since it is larger than the sum of its proper divisors (175135892).

200155288 is a wasteful number, since it uses less digits than its factorization.

200155288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25019417 (or 25019413 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 31.

The square root of 200155288 is about 14147.6248183220. The cubic root of 200155288 is about 584.9548634423.

The spelling of 200155288 in words is "two hundred million, one hundred fifty-five thousand, two hundred eighty-eight".