8934729321 has 16 divisors (see below), whose sum is σ = 14415698304. Its totient is φ = 4805232384.

The previous prime is 8934729317. The next prime is 8934729341. The reversal of 8934729321 is 1239274398.

It is not a de Polignac number, because 8934729321 - 2² = 8934729317 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8934729341) 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, 12513270 + ... + 12513983.

It is an arithmetic number, because the mean of its divisors is an integer number (900981144).

Almost surely, 2^8934729321 is an apocalyptic number.

It is an amenable number.

8934729321 is a deficient number, since it is larger than the sum of its proper divisors (5480968983).

8934729321 is a wasteful number, since it uses less digits than its factorization.

8934729321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25027280.

The product of its digits is 653184, while the sum is 48.

The square root of 8934729321 is about 94523.6971399236. The cubic root of 8934729321 is about 2075.0431555161.

The spelling of 8934729321 in words is "eight billion, nine hundred thirty-four million, seven hundred twenty-nine thousand, three hundred twenty-one".