6671946 has 8 divisors (see below), whose sum is σ = 13343904. Its totient is φ = 2223980.

The previous prime is 6671921. The next prime is 6671947. The reversal of 6671946 is 6491766.

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

6671946 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (6671947) 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, 555990 + ... + 556001.

It is an arithmetic number, because the mean of its divisors is an integer number (1667988).

Almost surely, 2^6671946 is an apocalyptic number.

6671946 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6671946 is a wasteful number, since it uses less digits than its factorization.

6671946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111996.

The product of its digits is 54432, while the sum is 39.

The square root of 6671946 is about 2583.0110336582. The cubic root of 6671946 is about 188.2568730967.

The spelling of 6671946 in words is "six million, six hundred seventy-one thousand, nine hundred forty-six".