9663650 has 24 divisors (see below), whose sum is σ = 19033380. Its totient is φ = 3637760.

The previous prime is 9663629. The next prime is 9663677. The reversal of 9663650 is 563669.

It can be written as a sum of positive squares in 6 ways, for example, as 5257849 + 4405801 = 2293^2 + 2099^2 .

It is a super-2 number, since 2×9663650² = 186772262645000, which contains 22 as substring.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 9663650.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 4835 + ... + 6534.

Almost surely, 2^9663650 is an apocalyptic number.

9663650 is a deficient number, since it is larger than the sum of its proper divisors (9369730).

9663650 is a wasteful number, since it uses less digits than its factorization.

9663650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11398 (or 11393 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 35.

The square root of 9663650 is about 3108.6411822531. The cubic root of 9663650 is about 213.0003893988. Note that the first 3 decimals are identical.

The spelling of 9663650 in words is "nine million, six hundred sixty-three thousand, six hundred fifty".