499713 has 4 divisors (see below), whose sum is σ = 666288. Its totient is φ = 333140.

The previous prime is 499711. The next prime is 499717. The reversal of 499713 is 317994.

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 a cyclic number.

It is not a de Polignac number, because 499713 - 2¹ = 499711 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (499711) 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, 83283 + ... + 83288.

It is an arithmetic number, because the mean of its divisors is an integer number (166572).

It is a Proth number, since it is equal to 61 ⋅ 2¹³ + 1 and 61 < 2¹³.

2⁴⁹⁹⁷¹³ is an apocalyptic number.

It is an amenable number.

499713 is a deficient number, since it is larger than the sum of its proper divisors (166575).

499713 is a wasteful number, since it uses less digits than its factorization.

499713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166574.

The product of its digits is 6804, while the sum is 33.

The square root of 499713 is about 706.9038124101. The cubic root of 499713 is about 79.3548635551.

The spelling of 499713 in words is "four hundred ninety-nine thousand, seven hundred thirteen".