195860 has 24 divisors (see below), whose sum is σ = 470400. Its totient is φ = 67104.
The previous prime is 195817. The next prime is 195863. The reversal of 195860 is 68591.
It is a super-2 number, since 2×1958602 = 76722279200, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (195863) by changing a digit.
195860 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 560 + ... + 839.
It is an arithmetic number, because the mean of its divisors is an integer number (19600).
2195860 is an apocalyptic number.
195860 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
195860 is an abundant number, since it is smaller than the sum of its proper divisors (274540).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
195860 is a wasteful number, since it uses less digits than its factorization.
195860 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1415 (or 1413 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 29.
The square root of 195860 is about 442.5607302959. The cubic root of 195860 is about 58.0740235991.
The spelling of 195860 in words is "one hundred ninety-five thousand, eight hundred sixty".
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