6666063 has 8 divisors (see below), whose sum is σ = 8945328. Its totient is φ = 4415424.

The previous prime is 6666061. The next prime is 6666097. The reversal of 6666063 is 3606666.

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

It is not a de Polignac number, because 6666063 - 2¹ = 6666061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6666061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6606 + ... + 7547.

It is an arithmetic number, because the mean of its divisors is an integer number (1118166).

Almost surely, 2^6666063 is an apocalyptic number.

6666063 is a deficient number, since it is larger than the sum of its proper divisors (2279265).

6666063 is a wasteful number, since it uses less digits than its factorization.

6666063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14313.

The product of its (nonzero) digits is 23328, while the sum is 33.

The square root of 6666063 is about 2581.8719952778. The cubic root of 6666063 is about 188.2015248839.

The spelling of 6666063 in words is "six million, six hundred sixty-six thousand, sixty-three".