490499530 has 16 divisors (see below), whose sum is σ = 883317600. Its totient is φ = 196106832.

The previous prime is 490499519. The next prime is 490499543. The reversal of 490499530 is 35994094.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13021 + ... + 33919.

It is an arithmetic number, because the mean of its divisors is an integer number (55207350).

Almost surely, 2^490499530 is an apocalyptic number.

490499530 is a deficient number, since it is larger than the sum of its proper divisors (392818070).

490499530 is a wasteful number, since it uses less digits than its factorization.

490499530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23253.

The product of its (nonzero) digits is 174960, while the sum is 43.

The square root of 490499530 is about 22147.2239795420. The cubic root of 490499530 is about 788.6413275168.

The spelling of 490499530 in words is "four hundred ninety million, four hundred ninety-nine thousand, five hundred thirty".