196825811 has 16 divisors (see below), whose sum is σ = 242694144. Its totient is φ = 155443104.

The previous prime is 196825793. The next prime is 196825817. The reversal of 196825811 is 118528691.

It is a cyclic number.

It is not a de Polignac number, because 196825811 - 2⁶ = 196825747 is a prime.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (196825817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57206 + ... + 60548.

It is an arithmetic number, because the mean of its divisors is an integer number (15168384).

Almost surely, 2^196825811 is an apocalyptic number.

196825811 is a deficient number, since it is larger than the sum of its proper divisors (45868333).

196825811 is a wasteful number, since it uses less digits than its factorization.

196825811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4010.

The product of its digits is 34560, while the sum is 41.

The square root of 196825811 is about 14029.4622491384. The cubic root of 196825811 is about 581.6932396552.

The spelling of 196825811 in words is "one hundred ninety-six million, eight hundred twenty-five thousand, eight hundred eleven".