196859 has 8 divisors (see below), whose sum is σ = 223440. Its totient is φ = 171936.

The previous prime is 196853. The next prime is 196871. The reversal of 196859 is 958691.

196859 = 117² + 118² + ... + 129².

196859 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-196859 is a prime.

It is a super-3 number, since 3×196859³ = 22886905619603337, which contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (196853) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152 + ... + 645.

It is an arithmetic number, because the mean of its divisors is an integer number (27930).

2¹⁹⁶⁸⁵⁹ is an apocalyptic number.

196859 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

196859 is a deficient number, since it is larger than the sum of its proper divisors (26581).

196859 is a wasteful number, since it uses less digits than its factorization.

196859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 829.

The product of its digits is 19440, while the sum is 38.

The square root of 196859 is about 443.6879534087. The cubic root of 196859 is about 58.1725933084.

It can be divided in two parts, 19 and 6859, that multiplied together give a 4-th power (130321 = 19⁴).

The spelling of 196859 in words is "one hundred ninety-six thousand, eight hundred fifty-nine".