8734589993 has 8 divisors (see below), whose sum is σ = 8771543688. Its totient is φ = 8697705984.

The previous prime is 8734589951. The next prime is 8734590013. The reversal of 8734589993 is 3999854378.

8734589993 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 3885278224 + 4849311769 = 62332^2 + 69637^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8734589993 - 2²² = 8730395689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8734589293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 241871 + ... + 275627.

It is an arithmetic number, because the mean of its divisors is an integer number (1096442961).

Almost surely, 2^8734589993 is an apocalyptic number.

It is an amenable number.

8734589993 is a deficient number, since it is larger than the sum of its proper divisors (36953695).

8734589993 is a wasteful number, since it uses less digits than its factorization.

8734589993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34843.

The product of its digits is 58786560, while the sum is 65.

The square root of 8734589993 is about 93459.0284188745. The cubic root of 8734589993 is about 2059.4322431484.

The spelling of 8734589993 in words is "eight billion, seven hundred thirty-four million, five hundred eighty-nine thousand, nine hundred ninety-three".