2565970 has 16 divisors (see below), whose sum is σ = 5038848. Its totient is φ = 933040.

The previous prime is 2565947. The next prime is 2565989. The reversal of 2565970 is 795652.

2565970 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 2⁹ + 5³ + 6⁸ + 5⁵ + 9⁵ + 7⁷ + 0 .

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, 11554 + ... + 11773.

It is an arithmetic number, because the mean of its divisors is an integer number (314928).

2^2565970 is an apocalyptic number.

2565970 is a deficient number, since it is larger than the sum of its proper divisors (2472878).

2565970 is a wasteful number, since it uses less digits than its factorization.

2565970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23345.

The product of its (nonzero) digits is 18900, while the sum is 34.

The square root of 2565970 is about 1601.8645385924. The cubic root of 2565970 is about 136.9043323082.

It can be divided in two parts, 256 and 5970, that added together give a palindrome (6226).

The spelling of 2565970 in words is "two million, five hundred sixty-five thousand, nine hundred seventy".