478982 has 8 divisors (see below), whose sum is σ = 821136. Its totient is φ = 205272.

The previous prime is 478967. The next prime is 478991. The reversal of 478982 is 289874.

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

It is a congruent number.

It is an unprimeable number.

478982 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, 17093 + ... + 17120.

It is an arithmetic number, because the mean of its divisors is an integer number (102642).

2⁴⁷⁸⁹⁸² is an apocalyptic number.

478982 is a deficient number, since it is larger than the sum of its proper divisors (342154).

478982 is a wasteful number, since it uses less digits than its factorization.

478982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34222.

The product of its digits is 32256, while the sum is 38.

The square root of 478982 is about 692.0852548639. The cubic root of 478982 is about 78.2419617679.

The spelling of 478982 in words is "four hundred seventy-eight thousand, nine hundred eighty-two".