964823 has 2 divisors, whose sum is σ = 964824. Its totient is φ = 964822.

The previous prime is 964793. The next prime is 964829. The reversal of 964823 is 328469.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 964823 - 2¹⁰ = 963799 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 964823.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (964829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 482411 + 482412.

It is an arithmetic number, because the mean of its divisors is an integer number (482412).

2⁹⁶⁴⁸²³ is an apocalyptic number.

964823 is a deficient number, since it is larger than the sum of its proper divisors (1).

964823 is an equidigital number, since it uses as much as digits as its factorization.

964823 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368, while the sum is 32.

The square root of 964823 is about 982.2540404600. The cubic root of 964823 is about 98.8134090429.

The spelling of 964823 in words is "nine hundred sixty-four thousand, eight hundred twenty-three".