8433347328 has 216 divisors, whose sum is σ = 28145062400. Its totient is φ = 2378668032.

The previous prime is 8433347309. The next prime is 8433347339. The reversal of 8433347328 is 8237433348.

It is a super-2 number, since 2×8433347328² (a number of 21 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1270803 + ... + 1277421.

Almost surely, 2^8433347328 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8433347328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14072531200).

8433347328 is an abundant number, since it is smaller than the sum of its proper divisors (19711715072).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8433347328 is a wasteful number, since it uses less digits than its factorization.

8433347328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6727 (or 6710 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 45.

The square root of 8433347328 is about 91833.2582891405. The cubic root of 8433347328 is about 2035.4791699041.

The spelling of 8433347328 in words is "eight billion, four hundred thirty-three million, three hundred forty-seven thousand, three hundred twenty-eight".