479866 has 4 divisors (see below), whose sum is σ = 719802. Its totient is φ = 239932.

The previous prime is 479861. The next prime is 479879. The reversal of 479866 is 668974.

479866 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 668974 = 2 ⋅334487.

It can be written as a sum of positive squares in only one way, i.e., 342225 + 137641 = 585^2 + 371^2 .

It is not an unprimeable number, because it can be changed into a prime (479861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119965 + ... + 119968.

2⁴⁷⁹⁸⁶⁶ is an apocalyptic number.

479866 is a deficient number, since it is larger than the sum of its proper divisors (239936).

479866 is a wasteful number, since it uses less digits than its factorization.

479866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239935.

The product of its digits is 72576, while the sum is 40.

The square root of 479866 is about 692.7236101072. The cubic root of 479866 is about 78.2900661416.

The spelling of 479866 in words is "four hundred seventy-nine thousand, eight hundred sixty-six".