630499318 has 16 divisors (see below), whose sum is σ = 958392000. Its totient is φ = 311050432.

The previous prime is 630499223. The next prime is 630499327. The reversal of 630499318 is 813994036.

It is a congruent number.

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, 87123 + ... + 94081.

It is an arithmetic number, because the mean of its divisors is an integer number (59899500).

Almost surely, 2^630499318 is an apocalyptic number.

630499318 is a deficient number, since it is larger than the sum of its proper divisors (327892682).

630499318 is a wasteful number, since it uses less digits than its factorization.

630499318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7559.

The product of its (nonzero) digits is 139968, while the sum is 43.

The square root of 630499318 is about 25109.7454785985. The cubic root of 630499318 is about 857.4883079435.

The spelling of 630499318 in words is "six hundred thirty million, four hundred ninety-nine thousand, three hundred eighteen".