479666 has 8 divisors (see below), whose sum is σ = 784944. Its totient is φ = 218020.

The previous prime is 479639. The next prime is 479701. The reversal of 479666 is 666974.

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

It is an Ulam number.

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 479666.

It is an unprimeable number.

479666 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10880 + ... + 10923.

It is an arithmetic number, because the mean of its divisors is an integer number (98118).

2⁴⁷⁹⁶⁶⁶ is an apocalyptic number.

479666 is a deficient number, since it is larger than the sum of its proper divisors (305278).

479666 is a wasteful number, since it uses less digits than its factorization.

479666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21816.

The product of its digits is 54432, while the sum is 38.

The square root of 479666 is about 692.5792373440. The cubic root of 479666 is about 78.2791879735.

The spelling of 479666 in words is "four hundred seventy-nine thousand, six hundred sixty-six".