65330273 has 2 divisors, whose sum is σ = 65330274. Its totient is φ = 65330272.

The previous prime is 65330263. The next prime is 65330311. The reversal of 65330273 is 37203356.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 57866449 + 7463824 = 7607^2 + 2732^2 .

It is a cyclic number.

It is not a de Polignac number, because 65330273 - 2⁴ = 65330257 is a prime.

It is not a weakly prime, because it can be changed into another prime (65330203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32665136 + 32665137.

It is an arithmetic number, because the mean of its divisors is an integer number (32665137).

Almost surely, 2^65330273 is an apocalyptic number.

It is an amenable number.

65330273 is a deficient number, since it is larger than the sum of its proper divisors (1).

65330273 is an equidigital number, since it uses as much as digits as its factorization.

65330273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11340, while the sum is 29.

The square root of 65330273 is about 8082.7144574085. The cubic root of 65330273 is about 402.7524191146.

The spelling of 65330273 in words is "sixty-five million, three hundred thirty thousand, two hundred seventy-three".