65808283 has 2 divisors, whose sum is σ = 65808284. Its totient is φ = 65808282.

The previous prime is 65808263. The next prime is 65808307. The reversal of 65808283 is 38280856.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65808283 - 2⁹ = 65807771 is a prime.

It is a super-2 number, since 2×65808283² = 8661460222816178, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (65808263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32904141 + 32904142.

It is an arithmetic number, because the mean of its divisors is an integer number (32904142).

Almost surely, 2^65808283 is an apocalyptic number.

65808283 is a deficient number, since it is larger than the sum of its proper divisors (1).

65808283 is an equidigital number, since it uses as much as digits as its factorization.

65808283 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 92160, while the sum is 40.

The square root of 65808283 is about 8112.2304577718. The cubic root of 65808283 is about 403.7323223577.

The spelling of 65808283 in words is "sixty-five million, eight hundred eight thousand, two hundred eighty-three".