499800100 has 18 divisors (see below), whose sum is σ = 1084566434. Its totient is φ = 199920000.

The previous prime is 499800089. The next prime is 499800113. The reversal of 499800100 is 1008994.

It can be written as a sum of positive squares in 3 ways, for example, as 16064064 + 483736036 = 4008^2 + 21994^2 .

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 2498901 + ... + 2499100.

Almost surely, 2^499800100 is an apocalyptic number.

It is an amenable number.

499800100 is an abundant number, since it is smaller than the sum of its proper divisors (584766334).

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

499800100 is a wasteful number, since it uses less digits than its factorization.

499800100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4998015 (or 4998008 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 31.

The square root of 499800100 is about 22356.2094282551. The cubic root of 499800100 is about 793.5947380614.

It can be divided in two parts, 4 and 99800100, that multiplied together give a square (399200400 = 19980²).

The spelling of 499800100 in words is "four hundred ninety-nine million, eight hundred thousand, one hundred".