99693 has 24 divisors (see below), whose sum is σ = 168480. Its totient is φ = 56160.

The previous prime is 99689. The next prime is 99707. The reversal of 99693 is 39699.

It is not a de Polignac number, because 99693 - 2² = 99689 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99623) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1855 + ... + 1907.

It is an arithmetic number, because the mean of its divisors is an integer number (7020).

2⁹⁹⁶⁹³ is an apocalyptic number.

It is an amenable number.

99693 is a deficient number, since it is larger than the sum of its proper divisors (68787).

99693 is a wasteful number, since it uses less digits than its factorization.

99693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89 (or 86 counting only the distinct ones).

The product of its digits is 13122, while the sum is 36.

The square root of 99693 is about 315.7419832712. The cubic root of 99693 is about 46.3683407201.

It can be divided in two parts, 996 and 93, that added together give a square (1089 = 33²).

The spelling of 99693 in words is "ninety-nine thousand, six hundred ninety-three".