1184004 has 48 divisors (see below), whose sum is σ = 3236800. Its totient is φ = 373248.

The previous prime is 1184003. The next prime is 1184011. The reversal of 1184004 is 4004811.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1184003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1764 + ... + 2340.

2^1184004 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1184004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1618400).

1184004 is an abundant number, since it is smaller than the sum of its proper divisors (2052796).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1184004 is a wasteful number, since it uses less digits than its factorization.

1184004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 609 (or 601 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 1184004 is about 1088.1194787338. The cubic root of 1184004 is about 105.7915685883.

Adding to 1184004 its reverse (4004811), we get a palindrome (5188815).

The spelling of 1184004 in words is "one million, one hundred eighty-four thousand, four".