8494738617 has 4 divisors (see below), whose sum is σ = 11326318160. Its totient is φ = 5663159076.

The previous prime is 8494738607. The next prime is 8494738621. The reversal of 8494738617 is 7168374948.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 8494738617 - 2¹⁹ = 8494214329 is a prime.

It is a super-3 number, since 3×8494738617³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8494738607) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1415789767 + ... + 1415789772.

It is an arithmetic number, because the mean of its divisors is an integer number (2831579540).

Almost surely, 2^8494738617 is an apocalyptic number.

It is an amenable number.

8494738617 is a deficient number, since it is larger than the sum of its proper divisors (2831579543).

8494738617 is a wasteful number, since it uses less digits than its factorization.

8494738617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2831579542.

The product of its digits is 8128512, while the sum is 57.

The square root of 8494738617 is about 92166.9063004721. The cubic root of 8494738617 is about 2040.4063826600.

The spelling of 8494738617 in words is "eight billion, four hundred ninety-four million, seven hundred thirty-eight thousand, six hundred seventeen".