9976764 has 48 divisors (see below), whose sum is σ = 26985728. Its totient is φ = 2809728.

The previous prime is 9976763. The next prime is 9976777. The reversal of 9976764 is 4676799.

It is a d-powerful number, because it can be written as 9² + 9³ + 7⁵ + 6 + 7⁸ + 6² + 4¹¹ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9976763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5319 + ... + 6945.

Almost surely, 2^9976764 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 9976764, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13492864).

9976764 is an abundant number, since it is smaller than the sum of its proper divisors (17008964).

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

9976764 is a wasteful number, since it uses less digits than its factorization.

9976764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1714 (or 1712 counting only the distinct ones).

The product of its digits is 571536, while the sum is 48.

The square root of 9976764 is about 3158.6015893113. The cubic root of 9976764 is about 215.2764714430.

The spelling of 9976764 in words is "nine million, nine hundred seventy-six thousand, seven hundred sixty-four".