8740824217 has 4 divisors (see below), whose sum is σ = 8888973840. Its totient is φ = 8592674596.

The previous prime is 8740824187. The next prime is 8740824223. The reversal of 8740824217 is 7124280478.

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 a cyclic number.

It is not a de Polignac number, because 8740824217 - 2⁷ = 8740824089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8740827217) 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, 74074723 + ... + 74074840.

It is an arithmetic number, because the mean of its divisors is an integer number (2222243460).

Almost surely, 2^8740824217 is an apocalyptic number.

It is an amenable number.

8740824217 is a deficient number, since it is larger than the sum of its proper divisors (148149623).

8740824217 is a wasteful number, since it uses less digits than its factorization.

8740824217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148149622.

The product of its (nonzero) digits is 200704, while the sum is 43.

The square root of 8740824217 is about 93492.3751810809. The cubic root of 8740824217 is about 2059.9220928371.

The spelling of 8740824217 in words is "eight billion, seven hundred forty million, eight hundred twenty-four thousand, two hundred seventeen".