1004086 has 4 divisors (see below), whose sum is σ = 1506132. Its totient is φ = 502042.

The previous prime is 1004077. The next prime is 1004089. The reversal of 1004086 is 6804001.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1004089) 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 as a sum of consecutive naturals, namely, 251020 + ... + 251023.

It is an arithmetic number, because the mean of its divisors is an integer number (376533).

2^1004086 is an apocalyptic number.

1004086 is a deficient number, since it is larger than the sum of its proper divisors (502046).

1004086 is an equidigital number, since it uses as much as digits as its factorization.

1004086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502045.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 1004086 is about 1002.0409173282. The cubic root of 1004086 is about 100.1360149156.

Adding to 1004086 its reverse (6804001), we get a palindrome (7808087).

It can be divided in two parts, 100 and 4086, that added together give a triangular number (4186 = T₉₁).

The spelling of 1004086 in words is "one million, four thousand, eighty-six".