2568764 has 24 divisors (see below), whose sum is σ = 4972800. Its totient is φ = 1151280.

The previous prime is 2568757. The next prime is 2568793. The reversal of 2568764 is 4678652.

It is a happy number.

2568764 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a d-powerful number, because it can be written as 2¹⁹ + 5⁷ + 6⁵ + 8 + 7⁵ + 6⁸ + 4⁹ .

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 7 ways as a sum of consecutive naturals, for example, 3107 + ... + 3845.

It is an arithmetic number, because the mean of its divisors is an integer number (207200).

2^2568764 is an apocalyptic number.

It is an amenable number.

2568764 is a deficient number, since it is larger than the sum of its proper divisors (2404036).

2568764 is a wasteful number, since it uses less digits than its factorization.

2568764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 833 (or 831 counting only the distinct ones).

The product of its digits is 80640, while the sum is 38.

The square root of 2568764 is about 1602.7364100188. The cubic root of 2568764 is about 136.9540044860.

The spelling of 2568764 in words is "two million, five hundred sixty-eight thousand, seven hundred sixty-four".