3109636 has 12 divisors (see below), whose sum is σ = 5454540. Its totient is φ = 1551200.

The previous prime is 3109633. The next prime is 3109637. The reversal of 3109636 is 6369013.

3109636 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1166400 + 1943236 = 1080^2 + 1394^2 .

It is not an unprimeable number, because it can be changed into a prime (3109633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2250 + ... + 3358.

It is an arithmetic number, because the mean of its divisors is an integer number (454545).

Almost surely, 2^3109636 is an apocalyptic number.

It is an amenable number.

3109636 is a deficient number, since it is larger than the sum of its proper divisors (2344904).

3109636 is a wasteful number, since it uses less digits than its factorization.

3109636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1814 (or 1812 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 28.

The square root of 3109636 is about 1763.4160031031. The cubic root of 3109636 is about 145.9608952630.

The spelling of 3109636 in words is "three million, one hundred nine thousand, six hundred thirty-six".