8343300073 has 4 divisors (see below), whose sum is σ = 8348061268. Its totient is φ = 8338538880.

The previous prime is 8343300067. The next prime is 8343300101. The reversal of 8343300073 is 3700033438.

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 1035101929 + 7308198144 = 32173^2 + 85488^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8343300073 is a prime.

It is a super-2 number, since 2×8343300073² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8343300373) 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, 2377968 + ... + 2381473.

It is an arithmetic number, because the mean of its divisors is an integer number (2087015317).

Almost surely, 2^8343300073 is an apocalyptic number.

It is an amenable number.

8343300073 is a deficient number, since it is larger than the sum of its proper divisors (4761195).

8343300073 is a wasteful number, since it uses less digits than its factorization.

8343300073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4761194.

The product of its (nonzero) digits is 18144, while the sum is 31.

The square root of 8343300073 is about 91341.6666861296. Note that the first 4 decimals coincide. The cubic root of 8343300073 is about 2028.2086061604.

The spelling of 8343300073 in words is "eight billion, three hundred forty-three million, three hundred thousand, seventy-three".