2304845 has 4 divisors (see below), whose sum is σ = 2765820. Its totient is φ = 1843872.

The previous prime is 2304839. The next prime is 2304851. The reversal of 2304845 is 5484032.

2304845 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 (2304839) and next prime (2304851).

It can be written as a sum of positive squares in 2 ways, for example, as 1162084 + 1142761 = 1078^2 + 1069^2 .

It is a cyclic number.

It is not a de Polignac number, because 2304845 - 2⁶ = 2304781 is a prime.

It is a Curzon number.

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 3 ways as a sum of consecutive naturals, for example, 230480 + ... + 230489.

It is an arithmetic number, because the mean of its divisors is an integer number (691455).

2^2304845 is an apocalyptic number.

It is an amenable number.

2304845 is a deficient number, since it is larger than the sum of its proper divisors (460975).

2304845 is an equidigital number, since it uses as much as digits as its factorization.

2304845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460974.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 2304845 is about 1518.1715976793. The cubic root of 2304845 is about 132.0932345594.

Adding to 2304845 its reverse (5484032), we get a palindrome (7788877).

The spelling of 2304845 in words is "two million, three hundred four thousand, eight hundred forty-five".