9106993 has 10 divisors (see below), whose sum is σ = 10626994. Its totient is φ = 7803936.

The previous prime is 9106949. The next prime is 9106997. The reversal of 9106993 is 3996019.

9106993 is digitally balanced in base 2 and base 8, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 6492304 + 2614689 = 2548^2 + 1617^2 .

It is not a de Polignac number, because 9106993 - 2⁹ = 9106481 is a prime.

9106993 is strictly pandigital in base 8.

It is not an unprimeable number, because it can be changed into a prime (9106997) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 505 + ... + 4297.

Almost surely, 2^9106993 is an apocalyptic number.

It is an amenable number.

9106993 is a deficient number, since it is larger than the sum of its proper divisors (1520001).

9106993 is an frugal number, since it uses more digits than its factorization.

9106993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3821 (or 3800 counting only the distinct ones).

The product of its (nonzero) digits is 13122, while the sum is 37.

The square root of 9106993 is about 3017.7794816719. The cubic root of 9106993 is about 208.8294129354.

The spelling of 9106993 in words is "nine million, one hundred six thousand, nine hundred ninety-three".