196565226 has 96 divisors (see below), whose sum is σ = 474586560. Its totient is φ = 53898240.

The previous prime is 196565197. The next prime is 196565227. The reversal of 196565226 is 622565691.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (196565227) 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 47 ways as a sum of consecutive naturals, for example, 556666 + ... + 557018.

It is an arithmetic number, because the mean of its divisors is an integer number (4943610).

Almost surely, 2^196565226 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 196565226, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (237293280).

196565226 is an abundant number, since it is smaller than the sum of its proper divisors (278021334).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

196565226 is a wasteful number, since it uses less digits than its factorization.

196565226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452 (or 441 counting only the distinct ones).

The product of its digits is 194400, while the sum is 42.

The square root of 196565226 is about 14020.1721102132. The cubic root of 196565226 is about 581.4364178565.

The spelling of 196565226 in words is "one hundred ninety-six million, five hundred sixty-five thousand, two hundred twenty-six".