499500408 has 128 divisors (see below), whose sum is σ = 1437004800. Its totient is φ = 143270400.

The previous prime is 499500401. The next prime is 499500413. The reversal of 499500408 is 804005994.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499500401) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 405153 + ... + 406383.

It is an arithmetic number, because the mean of its divisors is an integer number (11226600).

Almost surely, 2^499500408 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 499500408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (718502400).

499500408 is an abundant number, since it is smaller than the sum of its proper divisors (937504392).

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

499500408 is a wasteful number, since it uses less digits than its factorization.

499500408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1333 (or 1329 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 499500408 is about 22349.5057663475. The cubic root of 499500408 is about 793.4360869347.

The spelling of 499500408 in words is "four hundred ninety-nine million, five hundred thousand, four hundred eight".