797869 has 2 divisors, whose sum is σ = 797870. Its totient is φ = 797868.

The previous prime is 797851. The next prime is 797887. The reversal of 797869 is 968797.

797869 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (797851) and next prime (797887).

It can be written as a sum of positive squares in only one way, i.e., 660969 + 136900 = 813^2 + 370^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-797869 is a prime.

It is a super-2 number, since 2×797869² = 1273189882322, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (797569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 398934 + 398935.

It is an arithmetic number, because the mean of its divisors is an integer number (398935).

2⁷⁹⁷⁸⁶⁹ is an apocalyptic number.

It is an amenable number.

797869 is a deficient number, since it is larger than the sum of its proper divisors (1).

797869 is an equidigital number, since it uses as much as digits as its factorization.

797869 is an evil number, because the sum of its binary digits is even.

The product of its digits is 190512, while the sum is 46.

The square root of 797869 is about 893.2351314184. The cubic root of 797869 is about 92.7492764938.

The spelling of 797869 in words is "seven hundred ninety-seven thousand, eight hundred sixty-nine".