7305730712 has 32 divisors (see below), whose sum is σ = 15657926400. Its totient is φ = 3130469664.

The previous prime is 7305730703. The next prime is 7305730727. The reversal of 7305730712 is 2170375037.

It is a congruent number.

It is an unprimeable number.

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, 523943 + ... + 537705.

It is an arithmetic number, because the mean of its divisors is an integer number (489310200).

Almost surely, 2^7305730712 is an apocalyptic number.

It is an amenable number.

7305730712 is an abundant number, since it is smaller than the sum of its proper divisors (8352195688).

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

7305730712 is a wasteful number, since it uses less digits than its factorization.

7305730712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23255 (or 23251 counting only the distinct ones).

The product of its (nonzero) digits is 30870, while the sum is 35.

The square root of 7305730712 is about 85473.5673293212. The cubic root of 7305730712 is about 1940.3849018416.

The spelling of 7305730712 in words is "seven billion, three hundred five million, seven hundred thirty thousand, seven hundred twelve".