9071664 has 160 divisors (see below), whose sum is σ = 29760000. Its totient is φ = 2370816.

The previous prime is 9071633. The next prime is 9071677. The reversal of 9071664 is 4661709.

It is a happy number.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 312802 + ... + 312830.

It is an arithmetic number, because the mean of its divisors is an integer number (186000).

Almost surely, 2^9071664 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 9071664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14880000).

9071664 is an abundant number, since it is smaller than the sum of its proper divisors (20688336).

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

9071664 is a wasteful number, since it uses less digits than its factorization.

9071664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80 (or 60 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 9071664 is about 3011.9203176711. The cubic root of 9071664 is about 208.5590238268.

The spelling of 9071664 in words is "nine million, seventy-one thousand, six hundred sixty-four".