3113656 has 72 divisors (see below), whose sum is σ = 7510320. Its totient is φ = 1205568.

The previous prime is 3113647. The next prime is 3113683. The reversal of 3113656 is 6563113.

3113656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 3113656.

It is a congruent number.

It is an unprimeable number.

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 17 ways as a sum of consecutive naturals, for example, 66225 + ... + 66271.

It is an arithmetic number, because the mean of its divisors is an integer number (104310).

Almost surely, 2^3113656 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3113656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3755160).

3113656 is an abundant number, since it is smaller than the sum of its proper divisors (4396664).

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

3113656 is a wasteful number, since it uses less digits than its factorization.

3113656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93 (or 69 counting only the distinct ones).

The product of its digits is 1620, while the sum is 25.

The square root of 3113656 is about 1764.5554680995. Note that the first 3 decimals coincide. The cubic root of 3113656 is about 146.0237654439.

Adding to 3113656 its reverse (6563113), we get a palindrome (9676769).

The spelling of 3113656 in words is "three million, one hundred thirteen thousand, six hundred fifty-six".