479917 has 4 divisors (see below), whose sum is σ = 490176. Its totient is φ = 469660.

The previous prime is 479909. The next prime is 479939. The reversal of 479917 is 719974.

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, and also an emirpimes, since its reverse is a distinct semiprime: 719974 = 2 ⋅359987.

It is a cyclic number.

It is not a de Polignac number, because 479917 - 2³ = 479909 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 (479957) 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 in 3 ways as a sum of consecutive naturals, for example, 5059 + ... + 5152.

It is an arithmetic number, because the mean of its divisors is an integer number (122544).

2⁴⁷⁹⁹¹⁷ is an apocalyptic number.

479917 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

It is an amenable number.

479917 is a deficient number, since it is larger than the sum of its proper divisors (10259).

479917 is a wasteful number, since it uses less digits than its factorization.

479917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10258.

The product of its digits is 15876, while the sum is 37.

The square root of 479917 is about 692.7604203475. The cubic root of 479917 is about 78.2928395908.

The spelling of 479917 in words is "four hundred seventy-nine thousand, nine hundred seventeen".