499658973 has 12 divisors (see below), whose sum is σ = 732283104. Its totient is φ = 302823400.

The previous prime is 499658953. The next prime is 499658977. The reversal of 499658973 is 379856994.

It is not a de Polignac number, because 499658973 - 2⁸ = 499658717 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499658977) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 687873 + ... + 688598.

It is an arithmetic number, because the mean of its divisors is an integer number (61023592).

Almost surely, 2^499658973 is an apocalyptic number.

It is an amenable number.

499658973 is a deficient number, since it is larger than the sum of its proper divisors (232624131).

499658973 is a wasteful number, since it uses less digits than its factorization.

499658973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1376496 (or 1376485 counting only the distinct ones).

The product of its digits is 14696640, while the sum is 60.

The square root of 499658973 is about 22353.0528787457. The cubic root of 499658973 is about 793.5200360704.

The spelling of 499658973 in words is "four hundred ninety-nine million, six hundred fifty-eight thousand, nine hundred seventy-three".