478814017 has 8 divisors (see below), whose sum is σ = 523420992. Its totient is φ = 434386800.

The previous prime is 478814009. The next prime is 478814029. The reversal of 478814017 is 710418874.

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 478814017 - 2³ = 478814009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (478814057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39334 + ... + 50047.

It is an arithmetic number, because the mean of its divisors is an integer number (65427624).

Almost surely, 2^478814017 is an apocalyptic number.

It is an amenable number.

478814017 is a deficient number, since it is larger than the sum of its proper divisors (44606975).

478814017 is a wasteful number, since it uses less digits than its factorization.

478814017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89879.

The product of its (nonzero) digits is 50176, while the sum is 40.

The square root of 478814017 is about 21881.8193256411. The cubic root of 478814017 is about 782.3281399461.

The spelling of 478814017 in words is "four hundred seventy-eight million, eight hundred fourteen thousand, seventeen".