65233873 has 2 divisors, whose sum is σ = 65233874. Its totient is φ = 65233872.

The previous prime is 65233871. The next prime is 65233901. The reversal of 65233873 is 37833256.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 62599744 + 2634129 = 7912^2 + 1623^2 .

It is a cyclic number.

It is not a de Polignac number, because 65233873 - 2¹ = 65233871 is a prime.

Together with 65233871, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (65233871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32616936 + 32616937.

It is an arithmetic number, because the mean of its divisors is an integer number (32616937).

Almost surely, 2^65233873 is an apocalyptic number.

It is an amenable number.

65233873 is a deficient number, since it is larger than the sum of its proper divisors (1).

65233873 is an equidigital number, since it uses as much as digits as its factorization.

65233873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90720, while the sum is 37.

The square root of 65233873 is about 8076.7489127742. The cubic root of 65233873 is about 402.5542238844.

The spelling of 65233873 in words is "sixty-five million, two hundred thirty-three thousand, eight hundred seventy-three".