8747482047 has 4 divisors (see below), whose sum is σ = 11663309400. Its totient is φ = 5831654696.

The previous prime is 8747481989. The next prime is 8747482049. The reversal of 8747482047 is 7402847478.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 8747482047 - 2¹⁸ = 8747219903 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8747482049) 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, 1457913672 + ... + 1457913677.

It is an arithmetic number, because the mean of its divisors is an integer number (2915827350).

Almost surely, 2^8747482047 is an apocalyptic number.

8747482047 is a deficient number, since it is larger than the sum of its proper divisors (2915827353).

8747482047 is a wasteful number, since it uses less digits than its factorization.

8747482047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2915827352.

The product of its (nonzero) digits is 2809856, while the sum is 51.

The square root of 8747482047 is about 93527.9746760294. The cubic root of 8747482047 is about 2060.4449699377. Note that the first 3 decimals are identical.

The spelling of 8747482047 in words is "eight billion, seven hundred forty-seven million, four hundred eighty-two thousand, forty-seven".