499691976 has 64 divisors (see below), whose sum is σ = 1473761280. Its totient is φ = 138162240.

The previous prime is 499691971. The next prime is 499691977. The reversal of 499691976 is 679196994.

It is not an unprimeable number, because it can be changed into a prime (499691971) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42766 + ... + 53181.

It is an arithmetic number, because the mean of its divisors is an integer number (23027520).

Almost surely, 2^499691976 is an apocalyptic number.

It is an amenable number.

499691976 is an abundant number, since it is smaller than the sum of its proper divisors (974069304).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

499691976 is a wasteful number, since it uses less digits than its factorization.

499691976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95994 (or 95990 counting only the distinct ones).

The product of its digits is 6613488, while the sum is 60.

The square root of 499691976 is about 22353.7910878670. The cubic root of 499691976 is about 793.5375066297.

The spelling of 499691976 in words is "four hundred ninety-nine million, six hundred ninety-one thousand, nine hundred seventy-six".