9420668928 has 304 divisors, whose sum is σ = 30702246720. Its totient is φ = 2854748160.

The previous prime is 9420668911. The next prime is 9420668951. The reversal of 9420668928 is 8298660249.

It is a happy number.

The cubic root of 9420668928 is 2112.

It is a perfect power (a cube), and thus also a powerful number.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 856424443 + ... + 856424453.

Almost surely, 2^9420668928 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 9420668928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15351123360).

9420668928 is an abundant number, since it is smaller than the sum of its proper divisors (21281577792).

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

9420668928 is an frugal number, since it uses more digits than its factorization.

9420668928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78 (or 16 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 54.

The square root of 9420668928 is about 97060.1304759065.

The spelling of 9420668928 in words is "nine billion, four hundred twenty million, six hundred sixty-eight thousand, nine hundred twenty-eight".