1008004 has 6 divisors (see below), whose sum is σ = 1764014. Its totient is φ = 504000.

The previous prime is 1008001. The next prime is 1008013. The reversal of 1008004 is 4008001.

It can be written as a sum of positive squares in only one way, i.e., 846400 + 161604 = 920^2 + 402^2 .

It is not an unprimeable number, because it can be changed into a prime (1008001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125997 + ... + 126004.

2^1008004 is an apocalyptic number.

It is an amenable number.

1008004 is a deficient number, since it is larger than the sum of its proper divisors (756010).

1008004 is a wasteful number, since it uses less digits than its factorization.

1008004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252005 (or 252003 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 1008004 is about 1003.9940238866. The cubic root of 1008004 is about 100.2660913260.

The spelling of 1008004 in words is "one million, eight thousand, four".