7304047073 has 4 divisors (see below), whose sum is σ = 7311286980. Its totient is φ = 7296807168.

The previous prime is 7304047067. The next prime is 7304047081. The reversal of 7304047073 is 3707404037.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3707404037 = 3391 ⋅1093307.

It can be written as a sum of positive squares in 2 ways, for example, as 4360225024 + 2943822049 = 66032^2 + 54257^2 .

It is a cyclic number.

It is not a de Polignac number, because 7304047073 - 2⁸ = 7304046817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7304047273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3618440 + ... + 3620457.

It is an arithmetic number, because the mean of its divisors is an integer number (1827821745).

Almost surely, 2^7304047073 is an apocalyptic number.

It is an amenable number.

7304047073 is a deficient number, since it is larger than the sum of its proper divisors (7239907).

7304047073 is a wasteful number, since it uses less digits than its factorization.

7304047073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7239906.

The product of its (nonzero) digits is 49392, while the sum is 35.

The square root of 7304047073 is about 85463.7178748971. The cubic root of 7304047073 is about 1940.2358335364.

The spelling of 7304047073 in words is "seven billion, three hundred four million, forty-seven thousand, seventy-three".