499763 has 4 divisors (see below), whose sum is σ = 545208. Its totient is φ = 454320.

The previous prime is 499747. The next prime is 499781. The reversal of 499763 is 367994.

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

It is a cyclic number.

It is not a de Polignac number, because 499763 - 2⁴ = 499747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (499063) 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, 22706 + ... + 22727.

It is an arithmetic number, because the mean of its divisors is an integer number (136302).

2⁴⁹⁹⁷⁶³ is an apocalyptic number.

499763 is a deficient number, since it is larger than the sum of its proper divisors (45445).

499763 is a wasteful number, since it uses less digits than its factorization.

499763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45444.

The product of its digits is 40824, while the sum is 38.

The square root of 499763 is about 706.9391770160. The cubic root of 499763 is about 79.3575101482.

Subtracting from 499763 its reverse (367994), we obtain a square (131769 = 363²).

The spelling of 499763 in words is "four hundred ninety-nine thousand, seven hundred sixty-three".