2626256 has 40 divisors (see below), whose sum is σ = 5490720. Its totient is φ = 1213056.

The previous prime is 2626249. The next prime is 2626259. The reversal of 2626256 is 6526262.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2626259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16031 + ... + 16193.

It is an arithmetic number, because the mean of its divisors is an integer number (137268).

2^2626256 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 2626256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2745360).

2626256 is an abundant number, since it is smaller than the sum of its proper divisors (2864464).

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

2626256 is a wasteful number, since it uses less digits than its factorization.

2626256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243 (or 237 counting only the distinct ones).

The product of its digits is 8640, while the sum is 29.

The square root of 2626256 is about 1620.5727382626. The cubic root of 2626256 is about 137.9682066364.

It can be divided in two parts, 2626 and 256, that added together give a palindrome (2882).

The spelling of 2626256 in words is "two million, six hundred twenty-six thousand, two hundred fifty-six".