8820734321 has 16 divisors (see below), whose sum is σ = 10228353408. Its totient is φ = 7450185600.

The previous prime is 8820734243. The next prime is 8820734369. The reversal of 8820734321 is 1234370288.

It is a cyclic number.

It is not a de Polignac number, because 8820734321 - 2¹⁰ = 8820733297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8820733321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 591011 + ... + 605751.

It is an arithmetic number, because the mean of its divisors is an integer number (639272088).

Almost surely, 2^8820734321 is an apocalyptic number.

It is an amenable number.

8820734321 is a deficient number, since it is larger than the sum of its proper divisors (1407619087).

8820734321 is a wasteful number, since it uses less digits than its factorization.

8820734321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15992.

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 8820734321 is about 93918.7644776059. The cubic root of 8820734321 is about 2066.1804459908.

The spelling of 8820734321 in words is "eight billion, eight hundred twenty million, seven hundred thirty-four thousand, three hundred twenty-one".