499768 has 16 divisors (see below), whose sum is σ = 945000. Its totient is φ = 247776.

The previous prime is 499747. The next prime is 499781. The reversal of 499768 is 867994.

It is a congruent number.

It is an unprimeable number.

499768 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1258 + ... + 1606.

2⁴⁹⁹⁷⁶⁸ is an apocalyptic number.

It is an amenable number.

499768 is a deficient number, since it is larger than the sum of its proper divisors (445232).

499768 is a wasteful number, since it uses less digits than its factorization.

499768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534 (or 530 counting only the distinct ones).

The product of its digits is 108864, while the sum is 43.

The square root of 499768 is about 706.9427133792. The cubic root of 499768 is about 79.3577747978.

The spelling of 499768 in words is "four hundred ninety-nine thousand, seven hundred sixty-eight".