8971776 has 160 divisors (see below), whose sum is σ = 29462400. Its totient is φ = 2672640.

The previous prime is 8971757. The next prime is 8971777. The reversal of 8971776 is 6771798.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8971777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 152035 + ... + 152093.

It is an arithmetic number, because the mean of its divisors is an integer number (184140).

Almost surely, 2^8971776 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 8971776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14731200).

8971776 is an abundant number, since it is smaller than the sum of its proper divisors (20490624).

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

8971776 is a wasteful number, since it uses less digits than its factorization.

8971776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97 (or 75 counting only the distinct ones).

The product of its digits is 148176, while the sum is 45.

The square root of 8971776 is about 2995.2923062700. The cubic root of 8971776 is about 207.7907165174.

The spelling of 8971776 in words is "eight million, nine hundred seventy-one thousand, seven hundred seventy-six".