6666974 has 8 divisors (see below), whose sum is σ = 10060848. Its totient is φ = 3313360.

The previous prime is 6666949. The next prime is 6666977. The reversal of 6666974 is 4796666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6666977) 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, 9647 + ... + 10314.

It is an arithmetic number, because the mean of its divisors is an integer number (1257606).

Almost surely, 2^6666974 is an apocalyptic number.

6666974 is a deficient number, since it is larger than the sum of its proper divisors (3393874).

6666974 is a wasteful number, since it uses less digits than its factorization.

6666974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20130.

The product of its digits is 326592, while the sum is 44.

The square root of 6666974 is about 2582.0484116298. The cubic root of 6666974 is about 188.2100978492.

The spelling of 6666974 in words is "six million, six hundred sixty-six thousand, nine hundred seventy-four".