573313666 has 8 divisors (see below), whose sum is σ = 862367040. Its totient is φ = 285857988.

The previous prime is 573313639. The next prime is 573313681. The reversal of 573313666 is 666313375.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 398526 + ... + 399961.

It is an arithmetic number, because the mean of its divisors is an integer number (107795880).

Almost surely, 2^573313666 is an apocalyptic number.

573313666 is a deficient number, since it is larger than the sum of its proper divisors (289053374).

573313666 is a wasteful number, since it uses less digits than its factorization.

573313666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 798848.

The product of its digits is 204120, while the sum is 40.

The square root of 573313666 is about 23943.9693033549. The cubic root of 573313666 is about 830.7380409754.

The spelling of 573313666 in words is "five hundred seventy-three million, three hundred thirteen thousand, six hundred sixty-six".