478826 has 8 divisors (see below), whose sum is σ = 741504. Its totient is φ = 231660.

The previous prime is 478823. The next prime is 478831. The reversal of 478826 is 628874.

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

It is not an unprimeable number, because it can be changed into a prime (478823) 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 3 ways as a sum of consecutive naturals, for example, 3800 + ... + 3923.

It is an arithmetic number, because the mean of its divisors is an integer number (92688).

2⁴⁷⁸⁸²⁶ is an apocalyptic number.

478826 is a deficient number, since it is larger than the sum of its proper divisors (262678).

478826 is a wasteful number, since it uses less digits than its factorization.

478826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7756.

The product of its digits is 21504, while the sum is 35.

The square root of 478826 is about 691.9725428079. The cubic root of 478826 is about 78.2334666182.

The spelling of 478826 in words is "four hundred seventy-eight thousand, eight hundred twenty-six".