196940 has 24 divisors (see below), whose sum is σ = 425040. Its totient is φ = 76608.
The previous prime is 196927. The next prime is 196961. The reversal of 196940 is 49691.
It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.
It is an Ulam number.
It is a congruent number.
It is an unprimeable number.
196940 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, 746 + ... + 974.
It is an arithmetic number, because the mean of its divisors is an integer number (17710).
2196940 is an apocalyptic number.
196940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 196940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (212520).
196940 is an abundant number, since it is smaller than the sum of its proper divisors (228100).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
196940 is a wasteful number, since it uses less digits than its factorization.
196940 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 281 (or 279 counting only the distinct ones).
The product of its (nonzero) digits is 1944, while the sum is 29.
The square root of 196940 is about 443.7792243898. The cubic root of 196940 is about 58.1805708184.
The spelling of 196940 in words is "one hundred ninety-six thousand, nine hundred forty".
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