79803 has 6 divisors (see below), whose sum is σ = 115284. Its totient is φ = 53196.

The previous prime is 79801. The next prime is 79811. The reversal of 79803 is 30897.

It is a happy number.

It is not a de Polignac number, because 79803 - 2¹ = 79801 is a prime.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (79801) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4425 + ... + 4442.

It is an arithmetic number, because the mean of its divisors is an integer number (19214).

2⁷⁹⁸⁰³ is an apocalyptic number.

79803 is a deficient number, since it is larger than the sum of its proper divisors (35481).

79803 is a wasteful number, since it uses less digits than its factorization.

79803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8873 (or 8870 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 79803 is about 282.4942477290. The cubic root of 79803 is about 43.0532960929.

The spelling of 79803 in words is "seventy-nine thousand, eight hundred three".