648322107 has 8 divisors (see below), whose sum is σ = 867210240. Its totient is φ = 430824360.

The previous prime is 648322099. The next prime is 648322109. The reversal of 648322107 is 701223846.

648322107 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 648322107 - 2³ = 648322099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (648322109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 346507 + ... + 348372.

It is an arithmetic number, because the mean of its divisors is an integer number (108401280).

Almost surely, 2^648322107 is an apocalyptic number.

648322107 is a deficient number, since it is larger than the sum of its proper divisors (218888133).

648322107 is a wasteful number, since it uses less digits than its factorization.

648322107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 695193.

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 648322107 is about 25462.1701156834. The cubic root of 648322107 is about 865.4931007429.

The spelling of 648322107 in words is "six hundred forty-eight million, three hundred twenty-two thousand, one hundred seven".