993255017 has 8 divisors (see below), whose sum is σ = 1028596800. Its totient is φ = 957986064.

The previous prime is 993255013. The next prime is 993255019. The reversal of 993255017 is 710552399.

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

It is a cyclic number.

It is not a de Polignac number, because 993255017 - 2² = 993255013 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (993255013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10334 + ... + 45752.

It is an arithmetic number, because the mean of its divisors is an integer number (128574600).

Almost surely, 2^993255017 is an apocalyptic number.

It is an amenable number.

993255017 is a deficient number, since it is larger than the sum of its proper divisors (35341783).

993255017 is a wasteful number, since it uses less digits than its factorization.

993255017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36415.

The product of its (nonzero) digits is 85050, while the sum is 41.

The square root of 993255017 is about 31515.9486133608. The cubic root of 993255017 is about 997.7465983284.

The spelling of 993255017 in words is "nine hundred ninety-three million, two hundred fifty-five thousand, seventeen".