479517 has 4 divisors (see below), whose sum is σ = 639360. Its totient is φ = 319676.

The previous prime is 479513. The next prime is 479533. The reversal of 479517 is 715974.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 479517 - 2² = 479513 is a prime.

It is an Ulam number.

It is a D-number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 479517.

It is not an unprimeable number, because it can be changed into a prime (479513) 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, 79917 + ... + 79922.

It is an arithmetic number, because the mean of its divisors is an integer number (159840).

2⁴⁷⁹⁵¹⁷ is an apocalyptic number.

It is an amenable number.

479517 is a deficient number, since it is larger than the sum of its proper divisors (159843).

479517 is a wasteful number, since it uses less digits than its factorization.

479517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159842.

The product of its digits is 8820, while the sum is 33.

The square root of 479517 is about 692.4716600699. The cubic root of 479517 is about 78.2710817726.

The spelling of 479517 in words is "four hundred seventy-nine thousand, five hundred seventeen".