196253771 has 12 divisors (see below), whose sum is σ = 229256280. Its totient is φ = 167509440.

The previous prime is 196253747. The next prime is 196253773. The reversal of 196253771 is 177352691.

196253771 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 196253771 - 2¹⁰ = 196252747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (196253773) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3500 + ... + 20118.

It is an arithmetic number, because the mean of its divisors is an integer number (19104690).

Almost surely, 2^196253771 is an apocalyptic number.

196253771 is a deficient number, since it is larger than the sum of its proper divisors (33002509).

196253771 is a wasteful number, since it uses less digits than its factorization.

196253771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16874 (or 16867 counting only the distinct ones).

The product of its digits is 79380, while the sum is 41.

The square root of 196253771 is about 14009.0603182369. The cubic root of 196253771 is about 581.1291627482.

The spelling of 196253771 in words is "one hundred ninety-six million, two hundred fifty-three thousand, seven hundred seventy-one".