648606846 has 8 divisors (see below), whose sum is σ = 1297213704. Its totient is φ = 216202280.

The previous prime is 648606823. The next prime is 648606853.

648606846 is nontrivially palindromic in base 10.

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

648606846 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 648606795 and 648606804.

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 3 ways as a sum of consecutive naturals, for example, 54050565 + ... + 54050576.

It is an arithmetic number, because the mean of its divisors is an integer number (162151713).

Almost surely, 2^648606846 is an apocalyptic number.

648606846 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.

648606846 is a wasteful number, since it uses less digits than its factorization.

648606846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108101146.

The product of its (nonzero) digits is 1327104, while the sum is 48.

The square root of 648606846 is about 25467.7609145366. The cubic root of 648606846 is about 865.6197885770.

The spelling of 648606846 in words is "six hundred forty-eight million, six hundred six thousand, eight hundred forty-six".