9966508 has 12 divisors (see below), whose sum is σ = 17505432. Its totient is φ = 4964960.

The previous prime is 9966503. The next prime is 9966511. The reversal of 9966508 is 8056699.

It is not an unprimeable number, because it can be changed into a prime (9966503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3310 + ... + 5557.

It is an arithmetic number, because the mean of its divisors is an integer number (1458786).

Almost surely, 2^9966508 is an apocalyptic number.

It is an amenable number.

9966508 is a deficient number, since it is larger than the sum of its proper divisors (7538924).

9966508 is a wasteful number, since it uses less digits than its factorization.

9966508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9152 (or 9150 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 43.

The square root of 9966508 is about 3156.9776685938. The cubic root of 9966508 is about 215.2026788959.

The spelling of 9966508 in words is "nine million, nine hundred sixty-six thousand, five hundred eight".