1002886 has 12 divisors (see below), whose sum is σ = 1543788. Its totient is φ = 488612.

The previous prime is 1002871. The next prime is 1002887. The reversal of 1002886 is 6882001.

It is a self number, because there is not a number n which added to its sum of digits gives 1002886.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002887) 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 5 ways as a sum of consecutive naturals, for example, 4305 + ... + 4531.

It is an arithmetic number, because the mean of its divisors is an integer number (128649).

2^1002886 is an apocalyptic number.

1002886 is a deficient number, since it is larger than the sum of its proper divisors (540902).

1002886 is an equidigital number, since it uses as much as digits as its factorization.

1002886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323 (or 276 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 25.

The square root of 1002886 is about 1001.4419603751. The cubic root of 1002886 is about 100.0961076037.

Adding to 1002886 its reverse (6882001), we get a palindrome (7884887).

The spelling of 1002886 in words is "one million, two thousand, eight hundred eighty-six".