2868564 has 24 divisors (see below), whose sum is σ = 6924960. Its totient is φ = 923104.

The previous prime is 2868557. The next prime is 2868571. The reversal of 2868564 is 4658682.

2868564 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2868557) and next prime (2868571).

It is an Ulam number.

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, 3774 + ... + 4469.

It is an arithmetic number, because the mean of its divisors is an integer number (288540).

2^2868564 is an apocalyptic number.

It is an amenable number.

2868564 is an abundant number, since it is smaller than the sum of its proper divisors (4056396).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2868564 is a wasteful number, since it uses less digits than its factorization.

2868564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8279 (or 8277 counting only the distinct ones).

The product of its digits is 92160, while the sum is 39.

The square root of 2868564 is about 1693.6835595825. The cubic root of 2868564 is about 142.0871646289.

The spelling of 2868564 in words is "two million, eight hundred sixty-eight thousand, five hundred sixty-four".