2304745 has 4 divisors (see below), whose sum is σ = 2765700. Its totient is φ = 1843792.

The previous prime is 2304727. The next prime is 2304749. The reversal of 2304745 is 5474032.

2304745 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 can be written as a sum of positive squares in 2 ways, for example, as 425104 + 1879641 = 652^2 + 1371^2 .

It is a cyclic number.

It is not a de Polignac number, because 2304745 - 2⁹ = 2304233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2304749) by changing a digit.

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, 230470 + ... + 230479.

It is an arithmetic number, because the mean of its divisors is an integer number (691425).

2^2304745 is an apocalyptic number.

It is an amenable number.

2304745 is a deficient number, since it is larger than the sum of its proper divisors (460955).

2304745 is an equidigital number, since it uses as much as digits as its factorization.

It is an anagram of its base 9 representation: 2304745 = (4302457)₉.

2304745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460954.

The product of its (nonzero) digits is 3360, while the sum is 25.

The square root of 2304745 is about 1518.1386629686. The cubic root of 2304745 is about 132.0913241613.

Adding to 2304745 its reverse (5474032), we get a palindrome (7778777).

The spelling of 2304745 in words is "two million, three hundred four thousand, seven hundred forty-five".