196059209 has 4 divisors (see below), whose sum is σ = 196479504. Its totient is φ = 195638916.

The previous prime is 196059173. The next prime is 196059211. The reversal of 196059209 is 902950691.

196059209 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 196059209 - 2¹⁶ = 195993673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (196019209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 209447 + ... + 210380.

It is an arithmetic number, because the mean of its divisors is an integer number (49119876).

Almost surely, 2^196059209 is an apocalyptic number.

It is an amenable number.

196059209 is a deficient number, since it is larger than the sum of its proper divisors (420295).

196059209 is an equidigital number, since it uses as much as digits as its factorization.

196059209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 420294.

The product of its (nonzero) digits is 43740, while the sum is 41.

The square root of 196059209 is about 14002.1144474683. The cubic root of 196059209 is about 580.9370593713.

The spelling of 196059209 in words is "one hundred ninety-six million, fifty-nine thousand, two hundred nine".