1004075 has 6 divisors (see below), whose sum is σ = 1245084. Its totient is φ = 803240.

The previous prime is 1004063. The next prime is 1004077. The reversal of 1004075 is 5704001.

It is a happy number.

It is not a de Polignac number, because 1004075 - 2⁸ = 1003819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1004077) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 20057 + ... + 20106.

It is an arithmetic number, because the mean of its divisors is an integer number (207514).

2^1004075 is an apocalyptic number.

1004075 is a deficient number, since it is larger than the sum of its proper divisors (241009).

1004075 is an equidigital number, since it uses as much as digits as its factorization.

1004075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40173 (or 40168 counting only the distinct ones).

The product of its (nonzero) digits is 140, while the sum is 17.

The square root of 1004075 is about 1002.0354285154. The cubic root of 1004075 is about 100.1356492430.

Adding to 1004075 its reverse (5704001), we get a palindrome (6708076).

The spelling of 1004075 in words is "one million, four thousand, seventy-five".