196866 has 12 divisors (see below), whose sum is σ = 426582. Its totient is φ = 65616.

The previous prime is 196853. The next prime is 196871. The reversal of 196866 is 668691.

It can be written as a sum of positive squares in only one way, i.e., 119025 + 77841 = 345^2 + 279^2 .

It is a plaindrome in base 11.

It is a self number, because there is not a number n which added to its sum of digits gives 196866.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5451 + ... + 5486.

2¹⁹⁶⁸⁶⁶ is an apocalyptic number.

196866 is an abundant number, since it is smaller than the sum of its proper divisors (229716).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

196866 is a wasteful number, since it uses less digits than its factorization.

196866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10945 (or 10942 counting only the distinct ones).

The product of its digits is 15552, while the sum is 36.

The square root of 196866 is about 443.6958417655. The cubic root of 196866 is about 58.1732828092.

The spelling of 196866 in words is "one hundred ninety-six thousand, eight hundred sixty-six".