9630644 has 12 divisors (see below), whose sum is σ = 17740800. Its totient is φ = 4561848.

The previous prime is 9630631. The next prime is 9630661. The reversal of 9630644 is 4460369.

It is a self number, because there is not a number n which added to its sum of digits gives 9630644.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 63284 + ... + 63435.

It is an arithmetic number, because the mean of its divisors is an integer number (1478400).

Almost surely, 2^9630644 is an apocalyptic number.

It is an amenable number.

9630644 is a deficient number, since it is larger than the sum of its proper divisors (8110156).

9630644 is a wasteful number, since it uses less digits than its factorization.

9630644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126742 (or 126740 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 9630644 is about 3103.3278911517. The cubic root of 9630644 is about 212.7576132906.

The spelling of 9630644 in words is "nine million, six hundred thirty thousand, six hundred forty-four".