2842256 has 20 divisors (see below), whose sum is σ = 5533500. Its totient is φ = 1414272.

The previous prime is 2842253. The next prime is 2842283. The reversal of 2842256 is 6522482.

2842256 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 2 ways, for example, as 2202256 + 640000 = 1484^2 + 800^2 .

It is not an unprimeable number, because it can be changed into a prime (2842253) 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 3 ways as a sum of consecutive naturals, for example, 5330 + ... + 5838.

It is an arithmetic number, because the mean of its divisors is an integer number (276675).

2^2842256 is an apocalyptic number.

It is an amenable number.

2842256 is a deficient number, since it is larger than the sum of its proper divisors (2691244).

2842256 is a wasteful number, since it uses less digits than its factorization.

2842256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 866 (or 860 counting only the distinct ones).

The product of its digits is 7680, while the sum is 29.

The square root of 2842256 is about 1685.8991666170. The cubic root of 2842256 is about 141.6514628820.

The spelling of 2842256 in words is "two million, eight hundred forty-two thousand, two hundred fifty-six".