196385099 has 4 divisors (see below), whose sum is σ = 199713720. Its totient is φ = 193056480.

The previous prime is 196385081. The next prime is 196385117. The reversal of 196385099 is 990583691.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 990583691 = 97 ⋅10212203.

It is an interprime number because it is at equal distance from previous prime (196385081) and next prime (196385117).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-196385099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (196381099) 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, 1664222 + ... + 1664339.

It is an arithmetic number, because the mean of its divisors is an integer number (49928430).

Almost surely, 2^196385099 is an apocalyptic number.

196385099 is a deficient number, since it is larger than the sum of its proper divisors (3328621).

196385099 is an equidigital number, since it uses as much as digits as its factorization.

196385099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3328620.

The product of its (nonzero) digits is 524880, while the sum is 50.

The square root of 196385099 is about 14013.7467866378. The cubic root of 196385099 is about 581.2587594317.

The spelling of 196385099 in words is "one hundred ninety-six million, three hundred eighty-five thousand, ninety-nine".