2944656 has 135 divisors (see below), whose sum is σ = 9808617. Its totient is φ = 823680.

The previous prime is 2944637. The next prime is 2944657. The reversal of 2944656 is 6564492.

The square root of 2944656 is 1716.

It is a perfect power (a square), and thus also a powerful number.

2944656 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 only one way, i.e., 435600 + 2509056 = 660^2 + 1584^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 2944656.

It is not an unprimeable number, because it can be changed into a prime (2944657) 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 26 ways as a sum of consecutive naturals, for example, 226506 + ... + 226518.

2^2944656 is an apocalyptic number.

2944656 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2944656 is the 1716-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2944656

2944656 is an abundant number, since it is smaller than the sum of its proper divisors (6863961).

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

2944656 is a wasteful number, since it uses less digits than its factorization.

2944656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62 (or 29 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The cubic root of 2944656 is about 143.3325593372.

Multiplying 2944656 by its sum of digits (36), we get a square (106007616 = 10296²).

2944656 divided by its sum of digits (36) gives a square (81796 = 286²).

It can be divided in two parts, 2944 and 656, that added together give a square (3600 = 60²).

The spelling of 2944656 in words is "two million, nine hundred forty-four thousand, six hundred fifty-six".