9247740842 has 8 divisors (see below), whose sum is σ = 13921690116. Its totient is φ = 4607177472.

The previous prime is 9247740833. The next prime is 9247740899. The reversal of 9247740842 is 2480477429.

9247740842 is digitally balanced in base 2, 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 2 ways, for example, as 9179364481 + 68376361 = 95809^2 + 8269^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8345783 + ... + 8346890.

Almost surely, 2^9247740842 is an apocalyptic number.

9247740842 is a deficient number, since it is larger than the sum of its proper divisors (4673949274).

9247740842 is a wasteful number, since it uses less digits than its factorization.

9247740842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16692952.

The product of its (nonzero) digits is 903168, while the sum is 47.

The square root of 9247740842 is about 96165.1747879657. The cubic root of 9247740842 is about 2098.9973173970.

The spelling of 9247740842 in words is "nine billion, two hundred forty-seven million, seven hundred forty thousand, eight hundred forty-two".