65889323 has 2 divisors, whose sum is σ = 65889324. Its totient is φ = 65889322.

The previous prime is 65889293. The next prime is 65889367. The reversal of 65889323 is 32398856.

It is an a-pointer prime, because the next prime (65889367) can be obtained adding 65889323 to its sum of digits (44).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65889323 - 2⁶ = 65889259 is a prime.

It is not a weakly prime, because it can be changed into another prime (65889023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32944661 + 32944662.

It is an arithmetic number, because the mean of its divisors is an integer number (32944662).

Almost surely, 2^65889323 is an apocalyptic number.

65889323 is a deficient number, since it is larger than the sum of its proper divisors (1).

65889323 is an equidigital number, since it uses as much as digits as its factorization.

65889323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 311040, while the sum is 44.

The square root of 65889323 is about 8117.2238480899. The cubic root of 65889323 is about 403.8979805628.

The spelling of 65889323 in words is "sixty-five million, eight hundred eighty-nine thousand, three hundred twenty-three".