478582847 has 4 divisors (see below), whose sum is σ = 478707456. Its totient is φ = 478458240.

The previous prime is 478582843. The next prime is 478582891. The reversal of 478582847 is 748285874.

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 478582847 - 2² = 478582843 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (478582843) 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, 56354 + ... + 64287.

It is an arithmetic number, because the mean of its divisors is an integer number (119676864).

Almost surely, 2^478582847 is an apocalyptic number.

478582847 is a deficient number, since it is larger than the sum of its proper divisors (124609).

478582847 is a wasteful number, since it uses less digits than its factorization.

478582847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124608.

The product of its digits is 4014080, while the sum is 53.

The square root of 478582847 is about 21876.5364488989. The cubic root of 478582847 is about 782.2022177702.

It can be divided in two parts, 47858 and 2847, that added together give a palindrome (50705).

The spelling of 478582847 in words is "four hundred seventy-eight million, five hundred eighty-two thousand, eight hundred forty-seven".