3243636346 has 16 divisors (see below), whose sum is σ = 5152717800. Its totient is φ = 1526103040.

The previous prime is 3243636343. The next prime is 3243636367. The reversal of 3243636346 is 6436363423.

It can be written as a sum of positive squares in 4 ways, for example, as 1817743225 + 1425893121 = 42635^2 + 37761^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3243636299 and 3243636308.

It is not an unprimeable number, because it can be changed into a prime (3243636343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 295476 + ... + 306256.

Almost surely, 2^3243636346 is an apocalyptic number.

3243636346 is a deficient number, since it is larger than the sum of its proper divisors (1909081454).

3243636346 is a wasteful number, since it uses less digits than its factorization.

3243636346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19649.

The product of its digits is 559872, while the sum is 40.

The square root of 3243636346 is about 56952.9309693540. The cubic root of 3243636346 is about 1480.2806178999.

Adding to 3243636346 its reverse (6436363423), we get a palindrome (9679999769).

The spelling of 3243636346 in words is "three billion, two hundred forty-three million, six hundred thirty-six thousand, three hundred forty-six".