9650646 has 12 divisors (see below), whose sum is σ = 20909772. Its totient is φ = 3216876.

The previous prime is 9650623. The next prime is 9650647. The reversal of 9650646 is 6460569.

It is a happy number.

9650646 is a `hidden beast` number, since 9 + 6 + 5 + 0 + 646 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 9650646.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9650647) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 268056 + ... + 268091.

It is an arithmetic number, because the mean of its divisors is an integer number (1742481).

Almost surely, 2^9650646 is an apocalyptic number.

9650646 is an abundant number, since it is smaller than the sum of its proper divisors (11259126).

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

9650646 is a wasteful number, since it uses less digits than its factorization.

9650646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536155 (or 536152 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 9650646 is about 3106.5488890407. The cubic root of 9650646 is about 212.9048043827.

It can be divided in two parts, 9650 and 646, that added together give a triangular number (10296 = T₁₄₃).

The spelling of 9650646 in words is "nine million, six hundred fifty thousand, six hundred forty-six".