9726464 has 60 divisors (see below), whose sum is σ = 21497322. Its totient is φ = 4392960.

The previous prime is 9726463. The next prime is 9726469. The reversal of 9726464 is 4646279.

It can be written as a sum of positive squares in only one way, i.e., 8952064 + 774400 = 2992^2 + 880^2 .

It is a d-powerful number, because it can be written as 9⁵ + 7³ + 2²¹ + 6⁸ + 4⁷ + 6⁸ + 4¹¹ .

It is not an unprimeable number, because it can be changed into a prime (9726463) 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 5 ways as a sum of consecutive naturals, for example, 61874 + ... + 62030.

Almost surely, 2^9726464 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 9726464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10748661).

9726464 is an abundant number, since it is smaller than the sum of its proper divisors (11770858).

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

9726464 is a wasteful number, since it uses less digits than its factorization.

9726464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197 (or 170 counting only the distinct ones).

The product of its digits is 72576, while the sum is 38.

The square root of 9726464 is about 3118.7279458138. The cubic root of 9726464 is about 213.4608959310.

The spelling of 9726464 in words is "nine million, seven hundred twenty-six thousand, four hundred sixty-four".