2568985 has 16 divisors (see below), whose sum is σ = 3265920. Its totient is φ = 1936000.

The previous prime is 2568983. The next prime is 2568997. The reversal of 2568985 is 5898652.

2568985 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2568985 - 2¹ = 2568983 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2568983) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 10110 + ... + 10360.

It is an arithmetic number, because the mean of its divisors is an integer number (204120).

2^2568985 is an apocalyptic number.

It is an amenable number.

2568985 is a deficient number, since it is larger than the sum of its proper divisors (696935).

2568985 is a wasteful number, since it uses less digits than its factorization.

2568985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368.

The product of its digits is 172800, while the sum is 43.

The square root of 2568985 is about 1602.8053531231. The cubic root of 2568985 is about 136.9579319218.

It can be divided in two parts, 2568 and 985, that added together give a palindrome (3553).

The spelling of 2568985 in words is "two million, five hundred sixty-eight thousand, nine hundred eighty-five".