993108216 has 32 divisors (see below), whose sum is σ = 2483562960. Its totient is φ = 330930432.

The previous prime is 993108209. The next prime is 993108241. The reversal of 993108216 is 612801399.

993108216 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118666 + ... + 126758.

Almost surely, 2^993108216 is an apocalyptic number.

It is an amenable number.

993108216 is an abundant number, since it is smaller than the sum of its proper divisors (1490454744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

993108216 is a wasteful number, since it uses less digits than its factorization.

993108216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13215 (or 13211 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 39.

The square root of 993108216 is about 31513.6195318786. The cubic root of 993108216 is about 997.6974409577.

The spelling of 993108216 in words is "nine hundred ninety-three million, one hundred eight thousand, two hundred sixteen".