6648946 has 24 divisors (see below), whose sum is σ = 10661040. Its totient is φ = 3108336.

The previous prime is 6648883. The next prime is 6648977. The reversal of 6648946 is 6498466.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 99205 + ... + 99271.

It is an arithmetic number, because the mean of its divisors is an integer number (444210).

Almost surely, 2^6648946 is an apocalyptic number.

6648946 is a deficient number, since it is larger than the sum of its proper divisors (4012094).

6648946 is a wasteful number, since it uses less digits than its factorization.

6648946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186 (or 157 counting only the distinct ones).

The product of its digits is 248832, while the sum is 43.

The square root of 6648946 is about 2578.5550217127. Note that the first 3 decimals coincide. The cubic root of 6648946 is about 188.0402999467.

The spelling of 6648946 in words is "six million, six hundred forty-eight thousand, nine hundred forty-six".