479681843 has 8 divisors (see below), whose sum is σ = 510027840. Its totient is φ = 449572480.

The previous prime is 479681831. The next prime is 479681849. The reversal of 479681843 is 348186974.

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

It is not a de Polignac number, because 479681843 - 2⁴ = 479681827 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 479681791 and 479681800.

It is not an unprimeable number, because it can be changed into a prime (479681849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54968 + ... + 63093.

It is an arithmetic number, because the mean of its divisors is an integer number (63753480).

Almost surely, 2^479681843 is an apocalyptic number.

479681843 is a deficient number, since it is larger than the sum of its proper divisors (30345997).

479681843 is a wasteful number, since it uses less digits than its factorization.

479681843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118317.

The product of its digits is 1161216, while the sum is 50.

The square root of 479681843 is about 21901.6401897210. The cubic root of 479681843 is about 782.8004979784.

The spelling of 479681843 in words is "four hundred seventy-nine million, six hundred eighty-one thousand, eight hundred forty-three".