2305644472 has 32 divisors (see below), whose sum is σ = 4354560000. Its totient is φ = 1144460128.

The previous prime is 2305644469. The next prime is 2305644479. The reversal of 2305644472 is 2744465032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2305644479) 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 7 ways as a sum of consecutive naturals, for example, 684729 + ... + 688087.

It is an arithmetic number, because the mean of its divisors is an integer number (136080000).

Almost surely, 2^2305644472 is an apocalyptic number.

It is an amenable number.

2305644472 is a deficient number, since it is larger than the sum of its proper divisors (2048915528).

2305644472 is a wasteful number, since it uses less digits than its factorization.

2305644472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3963 (or 3959 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 37.

The square root of 2305644472 is about 48017.1268611524. The cubic root of 2305644472 is about 1321.0850567080.

It can be divided in two parts, 23056 and 44472, that added together give a triangular number (67528 = T₃₆₇).

The spelling of 2305644472 in words is "two billion, three hundred five million, six hundred forty-four thousand, four hundred seventy-two".