196009 has 8 divisors (see below), whose sum is σ = 217152. Its totient is φ = 175440.

The previous prime is 196003. The next prime is 196033. The reversal of 196009 is 900691.

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

It is a cyclic number.

It is not a de Polignac number, because 196009 - 2⁵ = 195977 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (196003) 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, 1047 + ... + 1219.

It is an arithmetic number, because the mean of its divisors is an integer number (27144).

2¹⁹⁶⁰⁰⁹ is an apocalyptic number.

It is an amenable number.

196009 is a deficient number, since it is larger than the sum of its proper divisors (21143).

196009 is a wasteful number, since it uses less digits than its factorization.

196009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287.

The product of its (nonzero) digits is 486, while the sum is 25.

The square root of 196009 is about 442.7290367708. The cubic root of 196009 is about 58.0887464219.

It can be divided in two parts, 19600 and 9, that multiplied together give a square (176400 = 420²).

The spelling of 196009 in words is "one hundred ninety-six thousand, nine".