2445256 has 32 divisors (see below), whose sum is σ = 5143680. Its totient is φ = 1080000.

The previous prime is 2445253. The next prime is 2445259. The reversal of 2445256 is 6525442.

2445256 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2445253) and next prime (2445259).

It is not an unprimeable number, because it can be changed into a prime (2445253) 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 7 ways as a sum of consecutive naturals, for example, 2881 + ... + 3631.

It is an arithmetic number, because the mean of its divisors is an integer number (160740).

2^2445256 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 2445256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2571840).

2445256 is an abundant number, since it is smaller than the sum of its proper divisors (2698424).

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

2445256 is a wasteful number, since it uses less digits than its factorization.

2445256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 805 (or 801 counting only the distinct ones).

The product of its digits is 9600, while the sum is 28.

The square root of 2445256 is about 1563.7314347419. The cubic root of 2445256 is about 134.7229067233.

It can be divided in two parts, 2445 and 256, that added together give a triangular number (2701 = T₇₃).

The spelling of 2445256 in words is "two million, four hundred forty-five thousand, two hundred fifty-six".