993671608 has 8 divisors (see below), whose sum is σ = 1863134280. Its totient is φ = 496835800.

The previous prime is 993671587. The next prime is 993671611. The reversal of 993671608 is 806176399.

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 62104468 + ... + 62104483.

It is an arithmetic number, because the mean of its divisors is an integer number (232891785).

Almost surely, 2^993671608 is an apocalyptic number.

It is an amenable number.

993671608 is a deficient number, since it is larger than the sum of its proper divisors (869462672).

993671608 is a wasteful number, since it uses less digits than its factorization.

993671608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124208957 (or 124208953 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 49.

The square root of 993671608 is about 31522.5571297761. The cubic root of 993671608 is about 997.8860704507.

The spelling of 993671608 in words is "nine hundred ninety-three million, six hundred seventy-one thousand, six hundred eight".