478326443 has 4 divisors (see below), whose sum is σ = 546658800. Its totient is φ = 409994088.

The previous prime is 478326421. The next prime is 478326449. The reversal of 478326443 is 344623874.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 478326443 - 2²⁶ = 411217579 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 478326443.

It is not an unprimeable number, because it can be changed into a prime (478326449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34166168 + ... + 34166181.

It is an arithmetic number, because the mean of its divisors is an integer number (136664700).

Almost surely, 2^478326443 is an apocalyptic number.

478326443 is a deficient number, since it is larger than the sum of its proper divisors (68332357).

478326443 is an equidigital number, since it uses as much as digits as its factorization.

478326443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68332356.

The product of its digits is 387072, while the sum is 41.

The square root of 478326443 is about 21870.6754125244. The cubic root of 478326443 is about 782.0625027717.

The spelling of 478326443 in words is "four hundred seventy-eight million, three hundred twenty-six thousand, four hundred forty-three".