499659213 has 4 divisors (see below), whose sum is σ = 666212288. Its totient is φ = 333106140.

The previous prime is 499659203. The next prime is 499659239. The reversal of 499659213 is 312956994.

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.

It is not a de Polignac number, because 499659213 - 2⁴ = 499659197 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499659203) 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, 83276533 + ... + 83276538.

It is an arithmetic number, because the mean of its divisors is an integer number (166553072).

Almost surely, 2^499659213 is an apocalyptic number.

It is an amenable number.

499659213 is a deficient number, since it is larger than the sum of its proper divisors (166553075).

499659213 is a wasteful number, since it uses less digits than its factorization.

499659213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166553074.

The product of its digits is 524880, while the sum is 48.

The square root of 499659213 is about 22353.0582471392. The cubic root of 499659213 is about 793.5201631202.

The spelling of 499659213 in words is "four hundred ninety-nine million, six hundred fifty-nine thousand, two hundred thirteen".