9999693 has 56 divisors (see below), whose sum is σ = 17313120. Its totient is φ = 5715360.

The previous prime is 9999677. The next prime is 9999713. The reversal of 9999693 is 3969999.

It is not a de Polignac number, because 9999693 - 2⁴ = 9999677 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9999653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 232530 + ... + 232572.

Almost surely, 2^9999693 is an apocalyptic number.

It is an amenable number.

9999693 is a deficient number, since it is larger than the sum of its proper divisors (7313427).

9999693 is a wasteful number, since it uses less digits than its factorization.

9999693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101 (or 86 counting only the distinct ones).

The product of its digits is 1062882, while the sum is 54.

The square root of 9999693 is about 3162.2291188337. The cubic root of 9999693 is about 215.4412642758.

The spelling of 9999693 in words is "nine million, nine hundred ninety-nine thousand, six hundred ninety-three".