6555166 has 8 divisors (see below), whose sum is σ = 10411200. Its totient is φ = 3084768.

The previous prime is 6555139. The next prime is 6555169. The reversal of 6555166 is 6615556.

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

It is a Harshad number since it is a multiple of its sum of digits (34), and also a Moran number because the ratio is a prime number: 192799 = 6555166 / (6 + 5 + 5 + 5 + 1 + 6 + 6).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6555169) 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, 96366 + ... + 96433.

It is an arithmetic number, because the mean of its divisors is an integer number (1301400).

Almost surely, 2^6555166 is an apocalyptic number.

6555166 is a deficient number, since it is larger than the sum of its proper divisors (3856034).

6555166 is a wasteful number, since it uses less digits than its factorization.

6555166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192818.

The product of its digits is 27000, while the sum is 34.

The square root of 6555166 is about 2560.3058411057. The cubic root of 6555166 is about 187.1520396958.

The spelling of 6555166 in words is "six million, five hundred fifty-five thousand, one hundred sixty-six".