2304504 has 64 divisors (see below), whose sum is σ = 6566400. Its totient is φ = 748512.

The previous prime is 2304479. The next prime is 2304521. The reversal of 2304504 is 4054032.

It is a happy number.

2304504 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 10039 + ... + 10265.

It is an arithmetic number, because the mean of its divisors is an integer number (102600).

2^2304504 is an apocalyptic number.

2304504 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2304504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3283200).

2304504 is an abundant number, since it is smaller than the sum of its proper divisors (4261896).

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

2304504 is a wasteful number, since it uses less digits than its factorization.

2304504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289 (or 279 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 2304504 is about 1518.0592873798. The cubic root of 2304504 is about 132.0867198748.

Adding to 2304504 its reverse (4054032), we get a palindrome (6358536).

The spelling of 2304504 in words is "two million, three hundred four thousand, five hundred four".