948640317 has 8 divisors (see below), whose sum is σ = 1268301696. Its totient is φ = 630702912.

The previous prime is 948640289. The next prime is 948640321. The reversal of 948640317 is 713046849.

948640317 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 948640317 - 2¹¹ = 948638269 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (948640717) 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, 429708 + ... + 431909.

It is an arithmetic number, because the mean of its divisors is an integer number (158537712).

Almost surely, 2^948640317 is an apocalyptic number.

It is an amenable number.

948640317 is a deficient number, since it is larger than the sum of its proper divisors (319661379).

948640317 is a wasteful number, since it uses less digits than its factorization.

948640317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 861987.

The product of its (nonzero) digits is 145152, while the sum is 42.

The square root of 948640317 is about 30800.0051461035. The cubic root of 948640317 is about 982.5783545044.

The spelling of 948640317 in words is "nine hundred forty-eight million, six hundred forty thousand, three hundred seventeen".