200988 has 24 divisors (see below), whose sum is σ = 521360. Its totient is φ = 66960.
The previous prime is 200987. The next prime is 200989. The reversal of 200988 is 889002.
It is an interprime number because it is at equal distance from previous prime (200987) and next prime (200989).
It is a super-2 number, since 2×2009882 = 80792352288, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (200983) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 823 + ... + 1038.
2200988 is an apocalyptic number.
It is an amenable number.
200988 is an abundant number, since it is smaller than the sum of its proper divisors (320372).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
200988 is a wasteful number, since it uses less digits than its factorization.
200988 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1874 (or 1866 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 27.
The square root of 200988 is about 448.3168522373. The cubic root of 200988 is about 58.5764942787.
The spelling of 200988 in words is "two hundred thousand, nine hundred eighty-eight".
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