478585427 has 8 divisors (see below), whose sum is σ = 485968896. Its totient is φ = 471256072.

The previous prime is 478585423. The next prime is 478585477. The reversal of 478585427 is 724585874.

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 478585427 - 2² = 478585423 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (478585423) 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, 4478 + ... + 31260.

It is an arithmetic number, because the mean of its divisors is an integer number (60746112).

Almost surely, 2^478585427 is an apocalyptic number.

478585427 is a deficient number, since it is larger than the sum of its proper divisors (7383469).

478585427 is a wasteful number, since it uses less digits than its factorization.

478585427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27057.

The product of its digits is 2508800, while the sum is 50.

The square root of 478585427 is about 21876.5954161062. The cubic root of 478585427 is about 782.2036233632.

The spelling of 478585427 in words is "four hundred seventy-eight million, five hundred eighty-five thousand, four hundred twenty-seven".