1002867 has 4 divisors (see below), whose sum is σ = 1337160. Its totient is φ = 668576.

The previous prime is 1002863. The next prime is 1002871. The reversal of 1002867 is 7682001.

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

It is an interprime number because it is at equal distance from previous prime (1002863) and next prime (1002871).

It is a cyclic number.

It is not a de Polignac number, because 1002867 - 2² = 1002863 is a prime.

It is a D-number.

1002867 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1002863) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 167142 + ... + 167147.

It is an arithmetic number, because the mean of its divisors is an integer number (334290).

2^1002867 is an apocalyptic number.

1002867 is a deficient number, since it is larger than the sum of its proper divisors (334293).

1002867 is an equidigital number, since it uses as much as digits as its factorization.

1002867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334292.

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 1002867 is about 1001.4324740091. The cubic root of 1002867 is about 100.0954754820.

Adding to 1002867 its reverse (7682001), we get a palindrome (8684868).

The spelling of 1002867 in words is "one million, two thousand, eight hundred sixty-seven".