499317056 has 84 divisors (see below), whose sum is σ = 1166202900. Its totient is φ = 211470336.

The previous prime is 499317053. The next prime is 499317089. The reversal of 499317056 is 650713994.

It can be written as a sum of positive squares in 2 ways, for example, as 303317056 + 196000000 = 17416^2 + 14000^2 .

It is a junction number, because it is equal to n+sod(n) for n = 499316998 and 499317016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499317053) 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, 278210 + ... + 279998.

Almost surely, 2^499317056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 499317056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (583101450).

499317056 is an abundant number, since it is smaller than the sum of its proper divisors (666885844).

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

499317056 is a wasteful number, since it uses less digits than its factorization.

499317056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1904 (or 1887 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 44.

The square root of 499317056 is about 22345.4034646949. The cubic root of 499317056 is about 793.3389926547.

The spelling of 499317056 in words is "four hundred ninety-nine million, three hundred seventeen thousand, fifty-six".