1084004 has 12 divisors (see below), whose sum is σ = 1904364. Its totient is φ = 539904.

The previous prime is 1084001. The next prime is 1084019. The reversal of 1084004 is 4004801.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 813604 + 270400 = 902^2 + 520^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1084001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1532 + ... + 2124.

It is an arithmetic number, because the mean of its divisors is an integer number (158697).

2^1084004 is an apocalyptic number.

It is an amenable number.

1084004 is a deficient number, since it is larger than the sum of its proper divisors (820360).

1084004 is a wasteful number, since it uses less digits than its factorization.

1084004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1054 (or 1052 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 1084004 is about 1041.1551277307. The cubic root of 1084004 is about 102.7251919830.

Adding to 1084004 its reverse (4004801), we get a palindrome (5088805).

The spelling of 1084004 in words is "one million, eighty-four thousand, four".