8334535921 has 4 divisors (see below), whose sum is σ = 8696907072. Its totient is φ = 7972164772.

The previous prime is 8334535873. The next prime is 8334535927. The reversal of 8334535921 is 1295354338.

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 8334535921 - 2¹⁵ = 8334503153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8334535927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 181185541 + ... + 181185586.

It is an arithmetic number, because the mean of its divisors is an integer number (2174226768).

Almost surely, 2^8334535921 is an apocalyptic number.

It is an amenable number.

8334535921 is a deficient number, since it is larger than the sum of its proper divisors (362371151).

8334535921 is a wasteful number, since it uses less digits than its factorization.

8334535921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362371150.

The product of its digits is 388800, while the sum is 43.

The square root of 8334535921 is about 91293.6795238312. The cubic root of 8334535921 is about 2027.4981855816.

The spelling of 8334535921 in words is "eight billion, three hundred thirty-four million, five hundred thirty-five thousand, nine hundred twenty-one".