9667442928 has 320 divisors, whose sum is σ = 30238064640. Its totient is φ = 2622950400.

The previous prime is 9667442923. The next prime is 9667442963. The reversal of 9667442928 is 8292447669.

It is a super-2 number, since 2×9667442928² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9667442923) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 40449433 + ... + 40449671.

It is an arithmetic number, because the mean of its divisors is an integer number (94493952).

Almost surely, 2^9667442928 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 9667442928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15119032320).

9667442928 is an abundant number, since it is smaller than the sum of its proper divisors (20570621712).

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

9667442928 is a wasteful number, since it uses less digits than its factorization.

9667442928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428 (or 422 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 57.

The square root of 9667442928 is about 98323.1556043641. The cubic root of 9667442928 is about 2130.2825290331.

The spelling of 9667442928 in words is "nine billion, six hundred sixty-seven million, four hundred forty-two thousand, nine hundred twenty-eight".