479091 has 4 divisors (see below), whose sum is σ = 638792. Its totient is φ = 319392.

The previous prime is 479081. The next prime is 479131. The reversal of 479091 is 190974.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 479091 - 2⁶ = 479027 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (479041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79846 + ... + 79851.

It is an arithmetic number, because the mean of its divisors is an integer number (159698).

2⁴⁷⁹⁰⁹¹ is an apocalyptic number.

479091 is a deficient number, since it is larger than the sum of its proper divisors (159701).

479091 is a wasteful number, since it uses less digits than its factorization.

479091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159700.

The product of its (nonzero) digits is 2268, while the sum is 30.

The square root of 479091 is about 692.1639979080. The cubic root of 479091 is about 78.2478963869.

The spelling of 479091 in words is "four hundred seventy-nine thousand, ninety-one".