3635243 has 2 divisors, whose sum is σ = 3635244. Its totient is φ = 3635242.

The previous prime is 3635239. The next prime is 3635257. The reversal of 3635243 is 3425363.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3635243 - 2² = 3635239 is a prime.

It is a Chen prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (3635273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1817621 + 1817622.

It is an arithmetic number, because the mean of its divisors is an integer number (1817622).

Almost surely, 2^3635243 is an apocalyptic number.

3635243 is a deficient number, since it is larger than the sum of its proper divisors (1).

3635243 is an equidigital number, since it uses as much as digits as its factorization.

3635243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480, while the sum is 26.

The square root of 3635243 is about 1906.6313225162. The cubic root of 3635243 is about 153.7603936834.

The spelling of 3635243 in words is "three million, six hundred thirty-five thousand, two hundred forty-three".