196435636 has 12 divisors (see below), whose sum is σ = 345042180. Its totient is φ = 97852160.

The previous prime is 196435619. The next prime is 196435639. The reversal of 196435636 is 636534691.

It can be written as a sum of positive squares in 2 ways, for example, as 103428900 + 93006736 = 10170^2 + 9644^2 .

It is a junction number, because it is equal to n+sod(n) for n = 196435592 and 196435601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196435639) 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 3 ways as a sum of consecutive naturals, for example, 90205 + ... + 92356.

It is an arithmetic number, because the mean of its divisors is an integer number (28753515).

Almost surely, 2^196435636 is an apocalyptic number.

It is an amenable number.

196435636 is a deficient number, since it is larger than the sum of its proper divisors (148606544).

196435636 is a wasteful number, since it uses less digits than its factorization.

196435636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182834 (or 182832 counting only the distinct ones).

The product of its digits is 349920, while the sum is 43.

The square root of 196435636 is about 14015.5497929978. The cubic root of 196435636 is about 581.3086148004.

The spelling of 196435636 in words is "one hundred ninety-six million, four hundred thirty-five thousand, six hundred thirty-six".