797803 has 4 divisors (see below), whose sum is σ = 802440. Its totient is φ = 793168.

The previous prime is 797773. The next prime is 797813. The reversal of 797803 is 308797.

797803 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, and also an emirpimes, since its reverse is a distinct semiprime: 308797 = 109 ⋅2833.

It is a cyclic number.

It is not a de Polignac number, because 797803 - 2¹³ = 789611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (797813) 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, 2050 + ... + 2407.

It is an arithmetic number, because the mean of its divisors is an integer number (200610).

2⁷⁹⁷⁸⁰³ is an apocalyptic number.

797803 is a deficient number, since it is larger than the sum of its proper divisors (4637).

797803 is a wasteful number, since it uses less digits than its factorization.

797803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4636.

The product of its (nonzero) digits is 10584, while the sum is 34.

The square root of 797803 is about 893.1981862946. The cubic root of 797803 is about 92.7467190059.

It can be divided in two parts, 797 and 803, that added together give a square (1600 = 40²).

The spelling of 797803 in words is "seven hundred ninety-seven thousand, eight hundred three".