478330 has 16 divisors (see below), whose sum is σ = 889344. Its totient is φ = 185040.

The previous prime is 478321. The next prime is 478339. The reversal of 478330 is 33874.

It is an interprime number because it is at equal distance from previous prime (478321) and next prime (478339).

It is a junction number, because it is equal to n+sod(n) for n = 478295 and 478304.

It is not an unprimeable number, because it can be changed into a prime (478339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 462 + ... + 1081.

It is an arithmetic number, because the mean of its divisors is an integer number (55584).

2⁴⁷⁸³³⁰ is an apocalyptic number.

478330 is a deficient number, since it is larger than the sum of its proper divisors (411014).

478330 is a wasteful number, since it uses less digits than its factorization.

478330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1581.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 478330 is about 691.6140542239. The cubic root of 478330 is about 78.2064441329.

It can be divided in two parts, 478 and 330, that added together give a palindrome (808).

The spelling of 478330 in words is "four hundred seventy-eight thousand, three hundred thirty".