493095818 has 32 divisors (see below), whose sum is σ = 776773200. Its totient is φ = 234524160.

The previous prime is 493095797. The next prime is 493095821. The reversal of 493095818 is 818590394.

It can be written as a sum of positive squares in 8 ways, for example, as 105124009 + 387971809 = 10253^2 + 19697^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1412708 + ... + 1413056.

Almost surely, 2^493095818 is an apocalyptic number.

493095818 is a deficient number, since it is larger than the sum of its proper divisors (283677382).

493095818 is a wasteful number, since it uses less digits than its factorization.

493095818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 762.

The product of its (nonzero) digits is 311040, while the sum is 47.

The square root of 493095818 is about 22205.7609191849. The cubic root of 493095818 is about 790.0303454668.

The spelling of 493095818 in words is "four hundred ninety-three million, ninety-five thousand, eight hundred eighteen".