479533865 has 8 divisors (see below), whose sum is σ = 575561160. Its totient is φ = 383546752.

The previous prime is 479533849. The next prime is 479533867. The reversal of 479533865 is 568335974.

It can be written as a sum of positive squares in 4 ways, for example, as 24522304 + 455011561 = 4952^2 + 21331^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 479533865 - 2⁴ = 479533849 is a prime.

It is not an unprimeable number, because it can be changed into a prime (479533867) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32951 + ... + 45219.

It is an arithmetic number, because the mean of its divisors is an integer number (71945145).

Almost surely, 2^479533865 is an apocalyptic number.

It is an amenable number.

479533865 is a deficient number, since it is larger than the sum of its proper divisors (96027295).

479533865 is a wasteful number, since it uses less digits than its factorization.

479533865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20091.

The product of its digits is 2721600, while the sum is 50.

The square root of 479533865 is about 21898.2616890017. The cubic root of 479533865 is about 782.7199938085.

The spelling of 479533865 in words is "four hundred seventy-nine million, five hundred thirty-three thousand, eight hundred sixty-five".