8287863 has 16 divisors (see below), whose sum is σ = 11590656. Its totient is φ = 5261760.

The previous prime is 8287861. The next prime is 8287871. The reversal of 8287863 is 3687828.

8287863 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8287863 - 2¹ = 8287861 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8287861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4506 + ... + 6072.

It is an arithmetic number, because the mean of its divisors is an integer number (724416).

Almost surely, 2^8287863 is an apocalyptic number.

8287863 is a deficient number, since it is larger than the sum of its proper divisors (3302793).

8287863 is a wasteful number, since it uses less digits than its factorization.

8287863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1654.

The product of its digits is 129024, while the sum is 42.

The square root of 8287863 is about 2878.8648804694. The cubic root of 8287863 is about 202.3706474617.

The spelling of 8287863 in words is "eight million, two hundred eighty-seven thousand, eight hundred sixty-three".