2523304 has 48 divisors (see below), whose sum is σ = 5673780. Its totient is φ = 1048320.

The previous prime is 2523251. The next prime is 2523317. The reversal of 2523304 is 4033252.

It can be written as a sum of positive squares in 2 ways, for example, as 2160900 + 362404 = 1470^2 + 602^2 .

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 15994 + ... + 16150.

2^2523304 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 2523304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2836890).

2523304 is an abundant number, since it is smaller than the sum of its proper divisors (3150476).

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

2523304 is a wasteful number, since it uses less digits than its factorization.

2523304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218 (or 207 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 2523304 is about 1588.4911079386. The cubic root of 2523304 is about 136.1412891513.

Adding to 2523304 its reverse (4033252), we get a palindrome (6556556).

The spelling of 2523304 in words is "two million, five hundred twenty-three thousand, three hundred four".