2862256 has 30 divisors (see below), whose sum is σ = 5900540. Its totient is φ = 1344768.

The previous prime is 2862227. The next prime is 2862259. The reversal of 2862256 is 6522682.

2862256 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2862259) 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 5 ways as a sum of consecutive naturals, for example, 4315 + ... + 4933.

2^2862256 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 2862256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2950270).

2862256 is an abundant number, since it is smaller than the sum of its proper divisors (3038284).

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

2862256 is a wasteful number, since it uses less digits than its factorization.

2862256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661 (or 638 counting only the distinct ones).

The product of its digits is 11520, while the sum is 31.

The square root of 2862256 is about 1691.8203214290. The cubic root of 2862256 is about 141.9829378428.

The spelling of 2862256 in words is "two million, eight hundred sixty-two thousand, two hundred fifty-six".