2944256 has 72 divisors (see below), whose sum is σ = 7064064. Its totient is φ = 1198080.

The previous prime is 2944243. The next prime is 2944289. The reversal of 2944256 is 6524492.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

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, 55526 + ... + 55578.

It is an arithmetic number, because the mean of its divisors is an integer number (98112).

2^2944256 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 2944256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3532032).

2944256 is an abundant number, since it is smaller than the sum of its proper divisors (4119808).

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

2944256 is an equidigital number, since it uses as much as digits as its factorization.

2944256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107 (or 93 counting only the distinct ones).

The product of its digits is 17280, while the sum is 32.

The square root of 2944256 is about 1715.8834459252. The cubic root of 2944256 is about 143.3260689786.

The spelling of 2944256 in words is "two million, nine hundred forty-four thousand, two hundred fifty-six".