9671928 has 32 divisors (see below), whose sum is σ = 27634560. Its totient is φ = 2763360.

The previous prime is 9671923. The next prime is 9671951. The reversal of 9671928 is 8291769.

9671928 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 9671928.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9671923) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28618 + ... + 28953.

It is an arithmetic number, because the mean of its divisors is an integer number (863580).

Almost surely, 2^9671928 is an apocalyptic number.

It is an amenable number.

9671928 is an abundant number, since it is smaller than the sum of its proper divisors (17962632).

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

9671928 is a wasteful number, since it uses less digits than its factorization.

9671928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57587 (or 57583 counting only the distinct ones).

The product of its digits is 54432, while the sum is 42.

The square root of 9671928 is about 3109.9723471439. The cubic root of 9671928 is about 213.0611916146.

The spelling of 9671928 in words is "nine million, six hundred seventy-one thousand, nine hundred twenty-eight".