3906056 has 64 divisors (see below), whose sum is σ = 9694080. Its totient is φ = 1428480.

The previous prime is 3906043. The next prime is 3906059. The reversal of 3906056 is 6506093.

It is not an unprimeable number, because it can be changed into a prime (3906059) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10286 + ... + 10658.

It is an arithmetic number, because the mean of its divisors is an integer number (151470).

Almost surely, 2^3906056 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 3906056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4847040).

3906056 is an abundant number, since it is smaller than the sum of its proper divisors (5788024).

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

3906056 is a wasteful number, since it uses less digits than its factorization.

3906056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414 (or 410 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 29.

The square root of 3906056 is about 1976.3744584466. The cubic root of 3906056 is about 157.4875239971.

It can be divided in two parts, 390 and 6056, that added together give a palindrome (6446).

The spelling of 3906056 in words is "three million, nine hundred six thousand, fifty-six".