2580668 has 12 divisors (see below), whose sum is σ = 4781952. Its totient is φ = 1214400.

The previous prime is 2580667. The next prime is 2580671. The reversal of 2580668 is 8660852.

2580668 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2580661) 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 3 ways as a sum of consecutive naturals, for example, 18908 + ... + 19043.

It is an arithmetic number, because the mean of its divisors is an integer number (398496).

2^2580668 is an apocalyptic number.

It is an amenable number.

2580668 is a deficient number, since it is larger than the sum of its proper divisors (2201284).

2580668 is a wasteful number, since it uses less digits than its factorization.

2580668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37972 (or 37970 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 2580668 is about 1606.4457662803. The cubic root of 2580668 is about 137.1652329975.

The spelling of 2580668 in words is "two million, five hundred eighty thousand, six hundred sixty-eight".