9504640 has 32 divisors (see below), whose sum is σ = 22723560. Its totient is φ = 3801600.

The previous prime is 9504637. The next prime is 9504641. The reversal of 9504640 is 464059.

9504640 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (32).

It is a junction number, because it is equal to n+sod(n) for n = 9504599 and 9504608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9504641) 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 3 ways as a sum of consecutive naturals, for example, 6786 + ... + 8065.

Almost surely, 2^9504640 is an apocalyptic number.

It is an amenable number.

9504640 is an abundant number, since it is smaller than the sum of its proper divisors (13218920).

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

9504640 is a wasteful number, since it uses less digits than its factorization.

9504640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14870 (or 14858 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 9504640 is about 3082.9596169914. The cubic root of 9504640 is about 211.8256546907.

Adding to 9504640 its reverse (464059), we get a palindrome (9968699).

The spelling of 9504640 in words is "nine million, five hundred four thousand, six hundred forty".