1008842 has 8 divisors (see below), whose sum is σ = 1554276. Its totient is φ = 490752.

The previous prime is 1008829. The next prime is 1008851. The reversal of 1008842 is 2488001.

It can be written as a sum of positive squares in 2 ways, for example, as 900601 + 108241 = 949^2 + 329^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 6743 + ... + 6890.

2^1008842 is an apocalyptic number.

1008842 is a deficient number, since it is larger than the sum of its proper divisors (545434).

1008842 is a wasteful number, since it uses less digits than its factorization.

1008842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13672.

The product of its (nonzero) digits is 512, while the sum is 23.

The square root of 1008842 is about 1004.4112703470. The cubic root of 1008842 is about 100.2938688981.

The spelling of 1008842 in words is "one million, eight thousand, eight hundred forty-two".