2304040253 has 4 divisors (see below), whose sum is σ = 2313600828. Its totient is φ = 2294479680.

The previous prime is 2304040247. The next prime is 2304040259. The reversal of 2304040253 is 3520404032.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2304040247) and next prime (2304040259).

It can be written as a sum of positive squares in 2 ways, for example, as 1345642489 + 958397764 = 36683^2 + 30958^2 .

It is a cyclic number.

It is not a de Polignac number, because 2304040253 - 2¹⁰ = 2304039229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2304040259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4779926 + ... + 4780407.

It is an arithmetic number, because the mean of its divisors is an integer number (578400207).

Almost surely, 2^2304040253 is an apocalyptic number.

It is an amenable number.

2304040253 is a deficient number, since it is larger than the sum of its proper divisors (9560575).

2304040253 is an equidigital number, since it uses as much as digits as its factorization.

2304040253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9560574.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 2304040253 is about 48000.4193002520. The cubic root of 2304040253 is about 1320.7785912074.

Adding to 2304040253 its reverse (3520404032), we get a palindrome (5824444285).

The spelling of 2304040253 in words is "two billion, three hundred four million, forty thousand, two hundred fifty-three".