478226 has 8 divisors (see below), whose sum is σ = 819840. Its totient is φ = 204948.

The previous prime is 478213. The next prime is 478241. The reversal of 478226 is 622874.

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

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 478226.

It is an unprimeable number.

478226 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17066 + ... + 17093.

It is an arithmetic number, because the mean of its divisors is an integer number (102480).

2⁴⁷⁸²²⁶ is an apocalyptic number.

478226 is a deficient number, since it is larger than the sum of its proper divisors (341614).

478226 is a wasteful number, since it uses less digits than its factorization.

478226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34168.

The product of its digits is 5376, while the sum is 29.

The square root of 478226 is about 691.5388636946. The cubic root of 478226 is about 78.2007757591.

The spelling of 478226 in words is "four hundred seventy-eight thousand, two hundred twenty-six".