2303504 has 40 divisors (see below), whose sum is σ = 5172288. Its totient is φ = 973440.

The previous prime is 2303501. The next prime is 2303513. The reversal of 2303504 is 4053032.

It is a super-2 number, since 2×2303504² = 10612261356032, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2303501) 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 7 ways as a sum of consecutive naturals, for example, 14594 + ... + 14750.

2^2303504 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 2303504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2586144).

2303504 is an abundant number, since it is smaller than the sum of its proper divisors (2868784).

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

2303504 is a wasteful number, since it uses less digits than its factorization.

2303504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303 (or 297 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 17.

The square root of 2303504 is about 1517.7298837408. The cubic root of 2303504 is about 132.0676115214.

Adding to 2303504 its reverse (4053032), we get a palindrome (6356536).

The spelling of 2303504 in words is "two million, three hundred three thousand, five hundred four".