499453808 has 20 divisors (see below), whose sum is σ = 1105933680. Its totient is φ = 214051584.

The previous prime is 499453807. The next prime is 499453847. The reversal of 499453808 is 808354994.

It is a happy number.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499453807) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2229593 + ... + 2229816.

It is an arithmetic number, because the mean of its divisors is an integer number (55296684).

Almost surely, 2^499453808 is an apocalyptic number.

It is an amenable number.

499453808 is an abundant number, since it is smaller than the sum of its proper divisors (606479872).

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

499453808 is a wasteful number, since it uses less digits than its factorization.

499453808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4459424 (or 4459418 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 50.

The square root of 499453808 is about 22348.4632133845. The cubic root of 499453808 is about 793.4114120989.

The spelling of 499453808 in words is "four hundred ninety-nine million, four hundred fifty-three thousand, eight hundred eight".