196383309 has 16 divisors (see below), whose sum is σ = 269328192. Its totient is φ = 127191168.

The previous prime is 196383287. The next prime is 196383323. The reversal of 196383309 is 903383691.

196383309 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 196383309 - 2⁸ = 196383053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196303309) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131682 + ... + 133164.

It is an arithmetic number, because the mean of its divisors is an integer number (16833012).

Almost surely, 2^196383309 is an apocalyptic number.

It is an amenable number.

196383309 is a deficient number, since it is larger than the sum of its proper divisors (72944883).

196383309 is a wasteful number, since it uses less digits than its factorization.

196383309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2716.

The product of its (nonzero) digits is 104976, while the sum is 42.

The square root of 196383309 is about 14013.6829206315. The cubic root of 196383309 is about 581.2569934180.

The spelling of 196383309 in words is "one hundred ninety-six million, three hundred eighty-three thousand, three hundred nine".