196220 has 12 divisors (see below), whose sum is σ = 412104. Its totient is φ = 78480.
The previous prime is 196201. The next prime is 196247. The reversal of 196220 is 22691.
196220 = T49 + T50 + ... + T108.
196220 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 9811 = 196220 / (1 + 9 + 6 + 2 + 2 + 0).
It is a junction number, because it is equal to n+sod(n) for n = 196192 and 196201.
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 196220.
It is an unprimeable number.
196220 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4886 + ... + 4925.
It is an arithmetic number, because the mean of its divisors is an integer number (34342).
2196220 is an apocalyptic number.
196220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
196220 is an abundant number, since it is smaller than the sum of its proper divisors (215884).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
196220 is a wasteful number, since it uses less digits than its factorization.
196220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9820 (or 9818 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 20.
The square root of 196220 is about 442.9672674137. The cubic root of 196220 is about 58.1095827612.
The spelling of 196220 in words is "one hundred ninety-six thousand, two hundred twenty".
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