10666066 has 8 divisors (see below), whose sum is σ = 16694784. Its totient is φ = 5101140.

The previous prime is 10666063. The next prime is 10666067. The reversal of 10666066 is 66066601.

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

It is a super-2 number, since 2×10666066² = 227529927832712, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10666063) 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, 115890 + ... + 115981.

It is an arithmetic number, because the mean of its divisors is an integer number (2086848).

Almost surely, 2^10666066 is an apocalyptic number.

10666066 is a deficient number, since it is larger than the sum of its proper divisors (6028718).

10666066 is a wasteful number, since it uses less digits than its factorization.

10666066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231896.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 10666066 is about 3265.8943644888. The cubic root of 10666066 is about 220.1243511870.

The spelling of 10666066 in words is "ten million, six hundred sixty-six thousand, sixty-six".