9776944 has 40 divisors (see below), whose sum is σ = 20646000. Its totient is φ = 4467456.

The previous prime is 9776941. The next prime is 9776947. The reversal of 9776944 is 4496779.

It is an interprime number because it is at equal distance from previous prime (9776941) and next prime (9776947).

It is a junction number, because it is equal to n+sod(n) for n = 9776894 and 9776903.

It is not an unprimeable number, because it can be changed into a prime (9776941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8262 + ... + 9370.

It is an arithmetic number, because the mean of its divisors is an integer number (516150).

Almost surely, 2^9776944 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 9776944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10323000).

9776944 is an abundant number, since it is smaller than the sum of its proper divisors (10869056).

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

9776944 is a wasteful number, since it uses less digits than its factorization.

9776944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1165 (or 1159 counting only the distinct ones).

The product of its digits is 381024, while the sum is 46.

The square root of 9776944 is about 3126.8105155254. The cubic root of 9776944 is about 213.8295437114.

It can be divided in two parts, 977 and 6944, that added together give a square (7921 = 89²).

The spelling of 9776944 in words is "nine million, seven hundred seventy-six thousand, nine hundred forty-four".