478060717 has 4 divisors (see below), whose sum is σ = 482989276. Its totient is φ = 473132160.

The previous prime is 478060673. The next prime is 478060747. The reversal of 478060717 is 717060874.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 100380361 + 377680356 = 10019^2 + 19434^2 .

It is a cyclic number.

It is not a de Polignac number, because 478060717 - 2¹⁹ = 477536429 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 478060717.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (478060747) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2464134 + ... + 2464327.

It is an arithmetic number, because the mean of its divisors is an integer number (120747319).

Almost surely, 2^478060717 is an apocalyptic number.

It is an amenable number.

478060717 is a deficient number, since it is larger than the sum of its proper divisors (4928559).

478060717 is an equidigital number, since it uses as much as digits as its factorization.

478060717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4928558.

The product of its (nonzero) digits is 65856, while the sum is 40.

The square root of 478060717 is about 21864.5996304529. The cubic root of 478060717 is about 781.9176555040.

The spelling of 478060717 in words is "four hundred seventy-eight million, sixty thousand, seven hundred seventeen".