499579 has 4 divisors (see below), whose sum is σ = 528984. Its totient is φ = 470176.

The previous prime is 499571. The next prime is 499591. The reversal of 499579 is 975994.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 975994 = 2 ⋅487997.

It is a cyclic number.

It is not a de Polignac number, because 499579 - 2³ = 499571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (499571) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14677 + ... + 14710.

It is an arithmetic number, because the mean of its divisors is an integer number (132246).

2⁴⁹⁹⁵⁷⁹ is an apocalyptic number.

499579 is a deficient number, since it is larger than the sum of its proper divisors (29405).

499579 is a wasteful number, since it uses less digits than its factorization.

499579 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29404.

The product of its digits is 102060, while the sum is 43.

The square root of 499579 is about 706.8090265411. The cubic root of 499579 is about 79.3477698151.

The spelling of 499579 in words is "four hundred ninety-nine thousand, five hundred seventy-nine".