478558 has 16 divisors (see below), whose sum is σ = 766080. Its totient is φ = 223776.

The previous prime is 478531. The next prime is 478571. The reversal of 478558 is 855874.

478558 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent 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, 2035 + ... + 2257.

It is an arithmetic number, because the mean of its divisors is an integer number (47880).

2⁴⁷⁸⁵⁵⁸ is an apocalyptic number.

478558 is a deficient number, since it is larger than the sum of its proper divisors (287522).

478558 is a wasteful number, since it uses less digits than its factorization.

478558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291.

The product of its digits is 44800, while the sum is 37.

The square root of 478558 is about 691.7788664017. The cubic root of 478558 is about 78.2188680779.

The spelling of 478558 in words is "four hundred seventy-eight thousand, five hundred fifty-eight".