499927109 has 24 divisors (see below), whose sum is σ = 594324864. Its totient is φ = 418563200.

The previous prime is 499927081. The next prime is 499927121. The reversal of 499927109 is 901729994.

It is not a de Polignac number, because 499927109 - 2¹² = 499923013 is a prime.

It is a super-2 number, since 2×499927109² = 499854228626195762, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499927139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 94094 + ... + 99264.

It is an arithmetic number, because the mean of its divisors is an integer number (24763536).

Almost surely, 2^499927109 is an apocalyptic number.

It is an amenable number.

499927109 is a deficient number, since it is larger than the sum of its proper divisors (94397755).

499927109 is a wasteful number, since it uses less digits than its factorization.

499927109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5257 (or 5246 counting only the distinct ones).

The product of its (nonzero) digits is 367416, while the sum is 50.

The square root of 499927109 is about 22359.0498232818. The cubic root of 499927109 is about 793.6619550264.

The spelling of 499927109 in words is "four hundred ninety-nine million, nine hundred twenty-seven thousand, one hundred nine".