1002986 has 4 divisors (see below), whose sum is σ = 1504482. Its totient is φ = 501492.

The previous prime is 1002979. The next prime is 1003001. The reversal of 1002986 is 6892001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 970225 + 32761 = 985^2 + 181^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250745 + ... + 250748.

2^1002986 is an apocalyptic number.

1002986 is a deficient number, since it is larger than the sum of its proper divisors (501496).

1002986 is an equidigital number, since it uses as much as digits as its factorization.

1002986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501495.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 1002986 is about 1001.4918871364. The cubic root of 1002986 is about 100.0994344285.

Adding to 1002986 its reverse (6892001), we get a palindrome (7894987).

The spelling of 1002986 in words is "one million, two thousand, nine hundred eighty-six".