993799 has 4 divisors (see below), whose sum is σ = 1018080. Its totient is φ = 969520.

The previous prime is 993793. The next prime is 993821. The reversal of 993799 is 997399.

993799 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 993799 - 2⁹ = 993287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (993793) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12079 + ... + 12160.

It is an arithmetic number, because the mean of its divisors is an integer number (254520).

2⁹⁹³⁷⁹⁹ is an apocalyptic number.

993799 is a deficient number, since it is larger than the sum of its proper divisors (24281).

993799 is a wasteful number, since it uses less digits than its factorization.

993799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24280.

The product of its digits is 137781, while the sum is 46.

The square root of 993799 is about 996.8946784892. The cubic root of 993799 is about 99.7928712731.

Subtracting 993799 from its reverse (997399), we obtain a square (3600 = 60²).

The spelling of 993799 in words is "nine hundred ninety-three thousand, seven hundred ninety-nine".