2947056 has 80 divisors (see below), whose sum is σ = 8928000. Its totient is φ = 837312.

The previous prime is 2947027. The next prime is 2947097. The reversal of 2947056 is 6507492.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16375 + ... + 16553.

It is an arithmetic number, because the mean of its divisors is an integer number (111600).

2^2947056 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 2947056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4464000).

2947056 is an abundant number, since it is smaller than the sum of its proper divisors (5980944).

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

2947056 is a wasteful number, since it uses less digits than its factorization.

2947056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211 (or 191 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 2947056 is about 1716.6991582686. The cubic root of 2947056 is about 143.3714891508.

The spelling of 2947056 in words is "two million, nine hundred forty-seven thousand, fifty-six".