499384090 has 8 divisors (see below), whose sum is σ = 898891380. Its totient is φ = 199753632.

The previous prime is 499384063. The next prime is 499384091. The reversal of 499384090 is 90483994.

It can be written as a sum of positive squares in 2 ways, for example, as 466516801 + 32867289 = 21599^2 + 5733^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 499384090.

It is not an unprimeable number, because it can be changed into a prime (499384091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24969195 + ... + 24969214.

Almost surely, 2^499384090 is an apocalyptic number.

499384090 is a deficient number, since it is larger than the sum of its proper divisors (399507290).

499384090 is a wasteful number, since it uses less digits than its factorization.

499384090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49938416.

The product of its (nonzero) digits is 279936, while the sum is 46.

The square root of 499384090 is about 22346.9033648960. The cubic root of 499384090 is about 793.3744933490.

The spelling of 499384090 in words is "four hundred ninety-nine million, three hundred eighty-four thousand, ninety".