499689956 has 12 divisors (see below), whose sum is σ = 879343920. Its totient is φ = 248448840.

The previous prime is 499689941. The next prime is 499690003. The reversal of 499689956 is 659986994.

It is a junction number, because it is equal to n+sod(n) for n = 499689892 and 499689901.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 348230 + ... + 349661.

It is an arithmetic number, because the mean of its divisors is an integer number (73278660).

Almost surely, 2^499689956 is an apocalyptic number.

It is an amenable number.

499689956 is a deficient number, since it is larger than the sum of its proper divisors (379653964).

499689956 is a wasteful number, since it uses less digits than its factorization.

499689956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 698074 (or 698072 counting only the distinct ones).

The product of its digits is 37791360, while the sum is 65.

The square root of 499689956 is about 22353.7459053287. The cubic root of 499689956 is about 793.5364373390.

The spelling of 499689956 in words is "four hundred ninety-nine million, six hundred eighty-nine thousand, nine hundred fifty-six".