6674566 has 4 divisors (see below), whose sum is σ = 10011852. Its totient is φ = 3337282.

The previous prime is 6674561. The next prime is 6674573. The reversal of 6674566 is 6654766.

It is a semiprime because it is the product of two primes.

It is a d-powerful number, because it can be written as 6⁴ + 6⁷ + 7⁸ + 4⁸ + 5⁵ + 6⁷ + 6⁷ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6674561) 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 as a sum of consecutive naturals, namely, 1668640 + ... + 1668643.

It is an arithmetic number, because the mean of its divisors is an integer number (2502963).

Almost surely, 2^6674566 is an apocalyptic number.

6674566 is a deficient number, since it is larger than the sum of its proper divisors (3337286).

6674566 is a wasteful number, since it uses less digits than its factorization.

6674566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3337285.

The product of its digits is 181440, while the sum is 40.

The square root of 6674566 is about 2583.5181439270. The cubic root of 6674566 is about 188.2815120082.

The spelling of 6674566 in words is "six million, six hundred seventy-four thousand, five hundred sixty-six".