478882723 has 4 divisors (see below), whose sum is σ = 522417528. Its totient is φ = 435347920.

The previous prime is 478882721. The next prime is 478882777. The reversal of 478882723 is 327288874.

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

It is a cyclic number.

It is not a de Polignac number, because 478882723 - 2¹ = 478882721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (478882721) 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, 21767386 + ... + 21767407.

It is an arithmetic number, because the mean of its divisors is an integer number (130604382).

Almost surely, 2^478882723 is an apocalyptic number.

478882723 is a deficient number, since it is larger than the sum of its proper divisors (43534805).

478882723 is a wasteful number, since it uses less digits than its factorization.

478882723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43534804.

The product of its digits is 1204224, while the sum is 49.

The square root of 478882723 is about 21883.3892027720. The cubic root of 478882723 is about 782.3655574433.

The spelling of 478882723 in words is "four hundred seventy-eight million, eight hundred eighty-two thousand, seven hundred twenty-three".