966869 has 2 divisors, whose sum is σ = 966870. Its totient is φ = 966868.

The previous prime is 966863. The next prime is 966871. The reversal of 966869 is 968669.

966869 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 879844 + 87025 = 938^2 + 295^2 .

It is a cyclic number.

It is not a de Polignac number, because 966869 - 2⁸ = 966613 is a prime.

It is a super-2 number, since 2×966869² = 1869671326322, which contains 22 as substring.

Together with 966871, it forms a pair of twin primes.

It is a Chen prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (966863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 483434 + 483435.

It is an arithmetic number, because the mean of its divisors is an integer number (483435).

2⁹⁶⁶⁸⁶⁹ is an apocalyptic number.

It is an amenable number.

966869 is a deficient number, since it is larger than the sum of its proper divisors (1).

966869 is an equidigital number, since it uses as much as digits as its factorization.

966869 is an evil number, because the sum of its binary digits is even.

The product of its digits is 139968, while the sum is 44.

The square root of 966869 is about 983.2949710031. The cubic root of 966869 is about 98.8832075084.

The spelling of 966869 in words is "nine hundred sixty-six thousand, eight hundred sixty-nine".