478163 has 8 divisors (see below), whose sum is σ = 553728. Its totient is φ = 404424.

The previous prime is 478157. The next prime is 478169. The reversal of 478163 is 361874.

It is an interprime number because it is at equal distance from previous prime (478157) and next prime (478169).

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 478163 - 2⁶ = 478099 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (478169) 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, 170 + ... + 992.

It is an arithmetic number, because the mean of its divisors is an integer number (69216).

2⁴⁷⁸¹⁶³ is an apocalyptic number.

478163 is a deficient number, since it is larger than the sum of its proper divisors (75565).

478163 is an equidigital number, since it uses as much as digits as its factorization.

478163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 913.

The product of its digits is 4032, while the sum is 29.

The square root of 478163 is about 691.4933116090. The cubic root of 478163 is about 78.1973416329.

The spelling of 478163 in words is "four hundred seventy-eight thousand, one hundred sixty-three".