797863 has 4 divisors (see below), whose sum is σ = 870408. Its totient is φ = 725320.

The previous prime is 797851. The next prime is 797869. The reversal of 797863 is 368797.

797863 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 797863 - 2¹³ = 789671 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (797869) 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, 36256 + ... + 36277.

It is an arithmetic number, because the mean of its divisors is an integer number (217602).

2⁷⁹⁷⁸⁶³ is an apocalyptic number.

797863 is a deficient number, since it is larger than the sum of its proper divisors (72545).

797863 is a wasteful number, since it uses less digits than its factorization.

797863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72544.

The product of its digits is 63504, while the sum is 40.

The square root of 797863 is about 893.2317728339. The cubic root of 797863 is about 92.7490440008.

The spelling of 797863 in words is "seven hundred ninety-seven thousand, eight hundred sixty-three".