966389 has 2 divisors, whose sum is σ = 966390. Its totient is φ = 966388.

The previous prime is 966379. The next prime is 966401. The reversal of 966389 is 983669.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 966289 + 100 = 983^2 + 10^2 .

It is a cyclic number.

It is not a de Polignac number, because 966389 - 2⁴ = 966373 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (966319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 483194 + 483195.

It is an arithmetic number, because the mean of its divisors is an integer number (483195).

2⁹⁶⁶³⁸⁹ is an apocalyptic number.

It is an amenable number.

966389 is a deficient number, since it is larger than the sum of its proper divisors (1).

966389 is an equidigital number, since it uses as much as digits as its factorization.

966389 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69984, while the sum is 41.

The square root of 966389 is about 983.0508633840. The cubic root of 966389 is about 98.8668413491.

The spelling of 966389 in words is "nine hundred sixty-six thousand, three hundred eighty-nine".