960809 has 2 divisors, whose sum is σ = 960810. Its totient is φ = 960808.

The previous prime is 960803. The next prime is 960829. The reversal of 960809 is 908069.

It is a happy number.

960809 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 931225 + 29584 = 965^2 + 172^2 .

It is a cyclic number.

It is not a de Polignac number, because 960809 - 2⁴ = 960793 is a prime.

It is a plaindrome in base 7.

It is not a weakly prime, because it can be changed into another prime (960803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 480404 + 480405.

It is an arithmetic number, because the mean of its divisors is an integer number (480405).

2⁹⁶⁰⁸⁰⁹ is an apocalyptic number.

It is an amenable number.

960809 is a deficient number, since it is larger than the sum of its proper divisors (1).

960809 is an equidigital number, since it uses as much as digits as its factorization.

960809 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 32.

The square root of 960809 is about 980.2086512575. The cubic root of 960809 is about 98.6761858258.

The spelling of 960809 in words is "nine hundred sixty thousand, eight hundred nine".