9669648 has 20 divisors (see below), whose sum is σ = 24980048. Its totient is φ = 3223200.

The previous prime is 9669631. The next prime is 9669661. The reversal of 9669648 is 8469669.

It is a Harshad number since it is a multiple of its sum of digits (48), and also a Moran number because the ratio is a prime number: 201451 = 9669648 / (9 + 6 + 6 + 9 + 6 + 4 + 8).

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 9669597 and 9669606.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100678 + ... + 100773.

Almost surely, 2^9669648 is an apocalyptic number.

It is an amenable number.

9669648 is an abundant number, since it is smaller than the sum of its proper divisors (15310400).

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

9669648 is a wasteful number, since it uses less digits than its factorization.

9669648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201462 (or 201456 counting only the distinct ones).

The product of its digits is 559872, while the sum is 48.

The square root of 9669648 is about 3109.6057627937. The cubic root of 9669648 is about 213.0444483933.

The spelling of 9669648 in words is "nine million, six hundred sixty-nine thousand, six hundred forty-eight".