9940066 has 8 divisors (see below), whose sum is σ = 15002064. Its totient is φ = 4939380.

The previous prime is 9940043. The next prime is 9940067. The reversal of 9940066 is 6600499.

9940066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (9940067) 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, 14920 + ... + 15571.

It is an arithmetic number, because the mean of its divisors is an integer number (1875258).

Almost surely, 2^9940066 is an apocalyptic number.

9940066 is a deficient number, since it is larger than the sum of its proper divisors (5061998).

9940066 is a wasteful number, since it uses less digits than its factorization.

9940066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30656.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 9940066 is about 3152.7870210339. The cubic root of 9940066 is about 215.0121932872.

The spelling of 9940066 in words is "nine million, nine hundred forty thousand, sixty-six".