6662173 has 8 divisors (see below), whose sum is σ = 7670592. Its totient is φ = 5667936.

The previous prime is 6662171. The next prime is 6662177. The reversal of 6662173 is 3712666.

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

It is a cyclic number.

It is not a de Polignac number, because 6662173 - 2¹ = 6662171 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6662171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2515 + ... + 4432.

It is an arithmetic number, because the mean of its divisors is an integer number (958824).

Almost surely, 2^6662173 is an apocalyptic number.

It is an amenable number.

6662173 is a deficient number, since it is larger than the sum of its proper divisors (1008419).

6662173 is a wasteful number, since it uses less digits than its factorization.

6662173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7091.

The product of its digits is 9072, while the sum is 31.

The square root of 6662173 is about 2581.1185559753. The cubic root of 6662173 is about 188.1649092491.

The spelling of 6662173 in words is "six million, six hundred sixty-two thousand, one hundred seventy-three".