493550668 has 12 divisors (see below), whose sum is σ = 930153280. Its totient is φ = 227792592.

The previous prime is 493550663. The next prime is 493550671. The reversal of 493550668 is 866055394.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (493550663) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 4745628 + ... + 4745731.

Almost surely, 2^493550668 is an apocalyptic number.

It is an amenable number.

493550668 is a deficient number, since it is larger than the sum of its proper divisors (436602612).

493550668 is a wasteful number, since it uses less digits than its factorization.

493550668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9491376 (or 9491374 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 46.

The square root of 493550668 is about 22216.0002700756. Note that the first 3 decimals coincide. The cubic root of 493550668 is about 790.2731886459.

The spelling of 493550668 in words is "four hundred ninety-three million, five hundred fifty thousand, six hundred sixty-eight".