3103912 has 32 divisors (see below), whose sum is σ = 6811200. Its totient is φ = 1298304.

The previous prime is 3103879. The next prime is 3103939. The reversal of 3103912 is 2193013.

It is a self number, because there is not a number n which added to its sum of digits gives 3103912.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1764 + ... + 3052.

It is an arithmetic number, because the mean of its divisors is an integer number (212850).

Almost surely, 2^3103912 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 3103912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3405600).

3103912 is an abundant number, since it is smaller than the sum of its proper divisors (3707288).

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

3103912 is a wasteful number, since it uses less digits than its factorization.

3103912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1345 (or 1341 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 19.

The square root of 3103912 is about 1761.7922692531. The cubic root of 3103912 is about 145.8712820606.

Adding to 3103912 its reverse (2193013), we get a palindrome (5296925).

The spelling of 3103912 in words is "three million, one hundred three thousand, nine hundred twelve".