188055 has 32 divisors (see below), whose sum is σ = 384000. Its totient is φ = 85536.
The previous prime is 188029. The next prime is 188107. The reversal of 188055 is 550881.
It is not a de Polignac number, because 188055 - 27 = 187927 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a plaindrome in base 13.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 188055.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 846 + ... + 1044.
It is an arithmetic number, because the mean of its divisors is an integer number (12000).
2188055 is an apocalyptic number.
188055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
188055 is an abundant number, since it is smaller than the sum of its proper divisors (195945).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
188055 is a wasteful number, since it uses less digits than its factorization.
188055 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 220 (or 214 counting only the distinct ones).
The product of its (nonzero) digits is 1600, while the sum is 27.
The square root of 188055 is about 433.6530871561. The cubic root of 188055 is about 57.2921290688.
The spelling of 188055 in words is "one hundred eighty-eight thousand, fifty-five".
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