2865246784 has 21 divisors (see below), whose sum is σ = 5686573971. Its totient is φ = 1432409280.

The previous prime is 2865246773. The next prime is 2865246809. The reversal of 2865246784 is 4876425682.

The square root of 2865246784 is 53528.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian 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 2 ways as a sum of consecutive naturals, for example, 424879 + ... + 431569.

Almost surely, 2^2865246784 is an apocalyptic number.

2865246784 is the 53528-th square number.

It is an amenable number.

2865246784 is a deficient number, since it is larger than the sum of its proper divisors (2821327187).

2865246784 is an frugal number, since it uses more digits than its factorization.

2865246784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13394 (or 6693 counting only the distinct ones).

The product of its digits is 5160960, while the sum is 52.

The cubic root of 2865246784 is about 1420.3237349566.

The spelling of 2865246784 in words is "two billion, eight hundred sixty-five million, two hundred forty-six thousand, seven hundred eighty-four".