1004842 has 4 divisors (see below), whose sum is σ = 1507266. Its totient is φ = 502420.

The previous prime is 1004797. The next prime is 1004873. The reversal of 1004842 is 2484001.

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., 942841 + 62001 = 971^2 + 249^2 .

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 as a sum of consecutive naturals, namely, 251209 + ... + 251212.

2^1004842 is an apocalyptic number.

1004842 is a deficient number, since it is larger than the sum of its proper divisors (502424).

1004842 is an equidigital number, since it uses as much as digits as its factorization.

1004842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502423.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 1004842 is about 1002.4180764531. The cubic root of 1004842 is about 100.1611401989.

Adding to 1004842 its reverse (2484001), we get a palindrome (3488843).

The spelling of 1004842 in words is "one million, four thousand, eight hundred forty-two".