499735220 has 12 divisors (see below), whose sum is σ = 1049444004. Its totient is φ = 199894080.

The previous prime is 499735217. The next prime is 499735231. The reversal of 499735220 is 22537994.

It can be written as a sum of positive squares in 2 ways, for example, as 364199056 + 135536164 = 19084^2 + 11642^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12493361 + ... + 12493400.

It is an arithmetic number, because the mean of its divisors is an integer number (87453667).

Almost surely, 2^499735220 is an apocalyptic number.

It is an amenable number.

499735220 is an abundant number, since it is smaller than the sum of its proper divisors (549708784).

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

499735220 is a wasteful number, since it uses less digits than its factorization.

499735220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24986770 (or 24986768 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 499735220 is about 22354.7583301632. The cubic root of 499735220 is about 793.5603972288.

The spelling of 499735220 in words is "four hundred ninety-nine million, seven hundred thirty-five thousand, two hundred twenty".