478265 has 8 divisors (see below), whose sum is σ = 588168. Its totient is φ = 373120.

The previous prime is 478259. The next prime is 478271. The reversal of 478265 is 562874.

It is an interprime number because it is at equal distance from previous prime (478259) and next prime (478271).

It can be written as a sum of positive squares in 4 ways, for example, as 784 + 477481 = 28^2 + 691^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 478265 - 2¹² = 474169 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 962 + ... + 1371.

It is an arithmetic number, because the mean of its divisors is an integer number (73521).

2⁴⁷⁸²⁶⁵ is an apocalyptic number.

It is an amenable number.

478265 is a deficient number, since it is larger than the sum of its proper divisors (109903).

478265 is a wasteful number, since it uses less digits than its factorization.

478265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2379.

The product of its digits is 13440, while the sum is 32.

The square root of 478265 is about 691.5670611011. The cubic root of 478265 is about 78.2029014956.

The spelling of 478265 in words is "four hundred seventy-eight thousand, two hundred sixty-five".