2567956 has 12 divisors (see below), whose sum is σ = 4579092. Its totient is φ = 1259648.

The previous prime is 2567941. The next prime is 2567963. The reversal of 2567956 is 6597652.

2567956 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 1322500 + 1245456 = 1150^2 + 1116^2 .

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 in 3 ways as a sum of consecutive naturals, for example, 5845 + ... + 6268.

It is an arithmetic number, because the mean of its divisors is an integer number (381591).

2^2567956 is an apocalyptic number.

2567956 is the 1014-th centered pentagonal number.

It is an amenable number.

2567956 is a deficient number, since it is larger than the sum of its proper divisors (2011136).

2567956 is a wasteful number, since it uses less digits than its factorization.

2567956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12170 (or 12168 counting only the distinct ones).

The product of its digits is 113400, while the sum is 40.

The square root of 2567956 is about 1602.4843212962. The cubic root of 2567956 is about 136.9396434366.

The spelling of 2567956 in words is "two million, five hundred sixty-seven thousand, nine hundred fifty-six".