9628656 has 20 divisors (see below), whose sum is σ = 24874152. Its totient is φ = 3209536.

The previous prime is 9628639. The next prime is 9628699. The reversal of 9628656 is 6568269.

It is a super-2 number, since 2×9628656² = 185422032732672, which contains 22 as substring.

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, 100251 + ... + 100346.

Almost surely, 2^9628656 is an apocalyptic number.

It is an amenable number.

9628656 is an abundant number, since it is smaller than the sum of its proper divisors (15245496).

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

9628656 is a wasteful number, since it uses less digits than its factorization.

9628656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200608 (or 200602 counting only the distinct ones).

The product of its digits is 155520, while the sum is 42.

The square root of 9628656 is about 3103.0075733069. The cubic root of 9628656 is about 212.7429728283.

The spelling of 9628656 in words is "nine million, six hundred twenty-eight thousand, six hundred fifty-six".