2530256 has 10 divisors (see below), whose sum is σ = 4902402. Its totient is φ = 1265120.

The previous prime is 2530247. The next prime is 2530261. The reversal of 2530256 is 6520352.

It is a happy number.

2530256 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 only one way, i.e., 2496400 + 33856 = 1580^2 + 184^2 .

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 79055 + ... + 79086.

2^2530256 is an apocalyptic number.

It is an amenable number.

2530256 is a deficient number, since it is larger than the sum of its proper divisors (2372146).

2530256 is a wasteful number, since it uses less digits than its factorization.

2530256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158149 (or 158143 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 2530256 is about 1590.6778429336. The cubic root of 2530256 is about 136.2662029380.

The spelling of 2530256 in words is "two million, five hundred thirty thousand, two hundred fifty-six".