9620666 has 32 divisors (see below), whose sum is σ = 16547328. Its totient is φ = 4155840.

The previous prime is 9620641. The next prime is 9620671. The reversal of 9620666 is 6660269.

9620666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43031 + ... + 43253.

It is an arithmetic number, because the mean of its divisors is an integer number (517104).

Almost surely, 2^9620666 is an apocalyptic number.

9620666 is a deficient number, since it is larger than the sum of its proper divisors (6926662).

9620666 is a wasteful number, since it uses less digits than its factorization.

9620666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326.

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 9620666 is about 3101.7198455051. The cubic root of 9620666 is about 212.6841107972.

The spelling of 9620666 in words is "nine million, six hundred twenty thousand, six hundred sixty-six".