65854223 has 2 divisors, whose sum is σ = 65854224. Its totient is φ = 65854222.

The previous prime is 65854219. The next prime is 65854231. The reversal of 65854223 is 32245856.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65854223 - 2² = 65854219 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65854213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32927111 + 32927112.

It is an arithmetic number, because the mean of its divisors is an integer number (32927112).

Almost surely, 2^65854223 is an apocalyptic number.

65854223 is a deficient number, since it is larger than the sum of its proper divisors (1).

65854223 is an equidigital number, since it uses as much as digits as its factorization.

65854223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 57600, while the sum is 35.

The square root of 65854223 is about 8115.0614908330. The cubic root of 65854223 is about 403.8262474574.

The spelling of 65854223 in words is "sixty-five million, eight hundred fifty-four thousand, two hundred twenty-three".