195560 has 16 divisors (see below), whose sum is σ = 440100. Its totient is φ = 78208.
The previous prime is 195541. The next prime is 195581. The reversal of 195560 is 65591.
195560 = T26 + T27 + ... + T105.
It can be written as a sum of positive squares in 2 ways, for example, as 195364 + 196 = 442^2 + 14^2 .
It is an Ulam number.
It is an unprimeable number.
195560 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 3 ways as a sum of consecutive naturals, for example, 2405 + ... + 2484.
2195560 is an apocalyptic number.
195560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
195560 is an abundant number, since it is smaller than the sum of its proper divisors (244540).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
195560 is a wasteful number, since it uses less digits than its factorization.
195560 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4900 (or 4896 counting only the distinct ones).
The product of its (nonzero) digits is 1350, while the sum is 26.
The square root of 195560 is about 442.2216638746. The cubic root of 195560 is about 58.0443576645.
The spelling of 195560 in words is "one hundred ninety-five thousand, five hundred sixty".
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