479388717 has 12 divisors (see below), whose sum is σ = 692787264. Its totient is φ = 319437000.

The previous prime is 479388653. The next prime is 479388719. The reversal of 479388717 is 717883974.

It is not a de Polignac number, because 479388717 - 2⁶ = 479388653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (479388719) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8428 + ... + 32090.

It is an arithmetic number, because the mean of its divisors is an integer number (57732272).

Almost surely, 2^479388717 is an apocalyptic number.

It is an amenable number.

479388717 is a deficient number, since it is larger than the sum of its proper divisors (213398547).

479388717 is a wasteful number, since it uses less digits than its factorization.

479388717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25920 (or 25917 counting only the distinct ones).

The product of its digits is 2370816, while the sum is 54.

The square root of 479388717 is about 21894.9472938393. The cubic root of 479388717 is about 782.6410131465.

The spelling of 479388717 in words is "four hundred seventy-nine million, three hundred eighty-eight thousand, seven hundred seventeen".