195712 has 32 divisors (see below), whose sum is σ = 428400. Its totient is φ = 88320.
The previous prime is 195709. The next prime is 195731. The reversal of 195712 is 217591.
It is a tau number, because it is divible by the number of its divisors (32).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1339 + ... + 1477.
2195712 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 195712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (214200).
195712 is an abundant number, since it is smaller than the sum of its proper divisors (232688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
195712 is a wasteful number, since it uses less digits than its factorization.
195712 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 164 (or 152 counting only the distinct ones).
The product of its digits is 630, while the sum is 25.
The square root of 195712 is about 442.3934900064. The cubic root of 195712 is about 58.0593921935.
The spelling of 195712 in words is "one hundred ninety-five thousand, seven hundred twelve".
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