8294727842 has 8 divisors (see below), whose sum is σ = 12871129500. Its totient is φ = 4004351344.

The previous prime is 8294727817. The next prime is 8294727853. The reversal of 8294727842 is 2487274928.

It can be written as a sum of positive squares in 2 ways, for example, as 8237559121 + 57168721 = 90761^2 + 7561^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71506217 + ... + 71506332.

Almost surely, 2^8294727842 is an apocalyptic number.

8294727842 is a deficient number, since it is larger than the sum of its proper divisors (4576401658).

8294727842 is a wasteful number, since it uses less digits than its factorization.

8294727842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143012580.

The product of its digits is 3612672, while the sum is 53.

The square root of 8294727842 is about 91075.3964690794. The cubic root of 8294727842 is about 2024.2650661888.

The spelling of 8294727842 in words is "eight billion, two hundred ninety-four million, seven hundred twenty-seven thousand, eight hundred forty-two".