795661 has 2 divisors, whose sum is σ = 795662. Its totient is φ = 795660.

The previous prime is 795659. The next prime is 795667. The reversal of 795661 is 166597.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 447561 + 348100 = 669^2 + 590^2 .

It is an emirp because it is prime and its reverse (166597) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 795661 - 2¹ = 795659 is a prime.

Together with 795659, it forms a pair of twin primes.

795661 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (795667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 397830 + 397831.

It is an arithmetic number, because the mean of its divisors is an integer number (397831).

2⁷⁹⁵⁶⁶¹ is an apocalyptic number.

It is an amenable number.

795661 is a deficient number, since it is larger than the sum of its proper divisors (1).

795661 is an equidigital number, since it uses as much as digits as its factorization.

795661 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11340, while the sum is 34.

The square root of 795661 is about 891.9983183841. The cubic root of 795661 is about 92.6636402119.

The spelling of 795661 in words is "seven hundred ninety-five thousand, six hundred sixty-one".