499908399 has 8 divisors (see below), whose sum is σ = 666798000. Its totient is φ = 333145536.

The previous prime is 499908391. The next prime is 499908421. The reversal of 499908399 is 993809994.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 499908399 - 2³ = 499908391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499908391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22062 + ... + 38555.

It is an arithmetic number, because the mean of its divisors is an integer number (83349750).

Almost surely, 2^499908399 is an apocalyptic number.

499908399 is a deficient number, since it is larger than the sum of its proper divisors (166889601).

499908399 is a wasteful number, since it uses less digits than its factorization.

499908399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63369.

The product of its (nonzero) digits is 5668704, while the sum is 60.

The square root of 499908399 is about 22358.6314205499. The cubic root of 499908399 is about 793.6520538493.

The spelling of 499908399 in words is "four hundred ninety-nine million, nine hundred eight thousand, three hundred ninety-nine".