196885239 has 16 divisors (see below), whose sum is σ = 283073280. Its totient is φ = 121314240.

The previous prime is 196885237. The next prime is 196885253. The reversal of 196885239 is 932588691.

It is a happy number.

It is not a de Polignac number, because 196885239 - 2¹ = 196885237 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 196885191 and 196885200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196885237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39787 + ... + 44460.

It is an arithmetic number, because the mean of its divisors is an integer number (17692080).

Almost surely, 2^196885239 is an apocalyptic number.

196885239 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

196885239 is a deficient number, since it is larger than the sum of its proper divisors (86188041).

196885239 is a wasteful number, since it uses less digits than its factorization.

196885239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84310.

The product of its digits is 933120, while the sum is 51.

The square root of 196885239 is about 14031.5800607059. The cubic root of 196885239 is about 581.7517776879.

The spelling of 196885239 in words is "one hundred ninety-six million, eight hundred eighty-five thousand, two hundred thirty-nine".