196785 has 12 divisors (see below), whose sum is σ = 341172. Its totient is φ = 104928.

The previous prime is 196771. The next prime is 196799. The reversal of 196785 is 587691.

It is an interprime number because it is at equal distance from previous prime (196771) and next prime (196799).

It can be written as a sum of positive squares in 2 ways, for example, as 91809 + 104976 = 303^2 + 324^2 .

It is not a de Polignac number, because 196785 - 2⁴ = 196769 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2142 + ... + 2231.

It is an arithmetic number, because the mean of its divisors is an integer number (28431).

2¹⁹⁶⁷⁸⁵ is an apocalyptic number.

196785 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

196785 is a deficient number, since it is larger than the sum of its proper divisors (144387).

196785 is a wasteful number, since it uses less digits than its factorization.

196785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4384 (or 4381 counting only the distinct ones).

The product of its digits is 15120, while the sum is 36.

The square root of 196785 is about 443.6045536286. The cubic root of 196785 is about 58.1653032998.

It can be divided in two parts, 19678 and 5, that added together give a 9-th power (19683 = 3⁹).

The spelling of 196785 in words is "one hundred ninety-six thousand, seven hundred eighty-five".