479709 has 16 divisors (see below), whose sum is σ = 721600. Its totient is φ = 314928.

The previous prime is 479701. The next prime is 479749. The reversal of 479709 is 907974.

It is not a de Polignac number, because 479709 - 2³ = 479701 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 (479701) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2862 + ... + 3024.

It is an arithmetic number, because the mean of its divisors is an integer number (45100).

2⁴⁷⁹⁷⁰⁹ is an apocalyptic number.

It is an amenable number.

479709 is a deficient number, since it is larger than the sum of its proper divisors (241891).

479709 is a wasteful number, since it uses less digits than its factorization.

479709 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281 (or 275 counting only the distinct ones).

The product of its (nonzero) digits is 15876, while the sum is 36.

The square root of 479709 is about 692.6102800277. The cubic root of 479709 is about 78.2815270348.

The spelling of 479709 in words is "four hundred seventy-nine thousand, seven hundred nine".