499980996 has 72 divisors (see below), whose sum is σ = 1322357400. Its totient is φ = 159075840.

The previous prime is 499980983. The next prime is 499980997. The reversal of 499980996 is 699089994.

It can be written as a sum of positive squares in 4 ways, for example, as 11128896 + 488852100 = 3336^2 + 22110^2 .

It is a super-2 number, since 2×499980996² = 499961992722304032, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (499980997) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 90226 + ... + 95606.

It is an arithmetic number, because the mean of its divisors is an integer number (18366075).

Almost surely, 2^499980996 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 499980996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (661178700).

499980996 is an abundant number, since it is smaller than the sum of its proper divisors (822376404).

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

499980996 is a wasteful number, since it uses less digits than its factorization.

499980996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5509 (or 5504 counting only the distinct ones).

The product of its (nonzero) digits is 11337408, while the sum is 63.

The square root of 499980996 is about 22360.2548286016. The cubic root of 499980996 is about 793.6904702002.

The spelling of 499980996 in words is "four hundred ninety-nine million, nine hundred eighty thousand, nine hundred ninety-six".