846646648 has 32 divisors (see below), whose sum is σ = 1738810800. Its totient is φ = 384681472.

The previous prime is 846646621. The next prime is 846646657.

It is a happy number.

846646648 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 846646595 and 846646604.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103390 + ... + 111277.

Almost surely, 2^846646648 is an apocalyptic number.

It is an amenable number.

846646648 is an abundant number, since it is smaller than the sum of its proper divisors (892164152).

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

846646648 is a wasteful number, since it uses less digits than its factorization.

846646648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214719 (or 214715 counting only the distinct ones).

The product of its digits is 5308416, while the sum is 52.

The square root of 846646648 is about 29097.1931292350. The cubic root of 846646648 is about 946.0208998239.

The spelling of 846646648 in words is "eight hundred forty-six million, six hundred forty-six thousand, six hundred forty-eight".