797767 has 2 divisors, whose sum is σ = 797768. Its totient is φ = 797766.

The previous prime is 797747. The next prime is 797773. The reversal of 797767 is 767797.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 797767 - 2¹⁵ = 764999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (797747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 398883 + 398884.

It is an arithmetic number, because the mean of its divisors is an integer number (398884).

2⁷⁹⁷⁷⁶⁷ is an apocalyptic number.

797767 is a deficient number, since it is larger than the sum of its proper divisors (1).

797767 is an equidigital number, since it uses as much as digits as its factorization.

797767 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 129654, while the sum is 43.

The square root of 797767 is about 893.1780337648. The cubic root of 797767 is about 92.7453239530.

The spelling of 797767 in words is "seven hundred ninety-seven thousand, seven hundred sixty-seven".