479789317 has 8 divisors (see below), whose sum is σ = 580585536. Its totient is φ = 387056832.

The previous prime is 479789309. The next prime is 479789371. The reversal of 479789317 is 713987974.

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

It is a cyclic number.

It is not a de Polignac number, because 479789317 - 2³ = 479789309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (479789417) 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, 2015803 + ... + 2016040.

It is an arithmetic number, because the mean of its divisors is an integer number (72573192).

Almost surely, 2^479789317 is an apocalyptic number.

It is an amenable number.

479789317 is a deficient number, since it is larger than the sum of its proper divisors (100796219).

479789317 is a wasteful number, since it uses less digits than its factorization.

479789317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4031867.

The product of its digits is 2667168, while the sum is 55.

The square root of 479789317 is about 21904.0936128387. The cubic root of 479789317 is about 782.8589564612.

The spelling of 479789317 in words is "four hundred seventy-nine million, seven hundred eighty-nine thousand, three hundred seventeen".