85346633 has 2 divisors, whose sum is σ = 85346634. Its totient is φ = 85346632.

The previous prime is 85346621. The next prime is 85346641. The reversal of 85346633 is 33664358.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 60715264 + 24631369 = 7792^2 + 4963^2 .

It is a cyclic number.

It is not a de Polignac number, because 85346633 - 2⁴ = 85346617 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (85346603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42673316 + 42673317.

It is an arithmetic number, because the mean of its divisors is an integer number (42673317).

Almost surely, 2^85346633 is an apocalyptic number.

It is an amenable number.

85346633 is a deficient number, since it is larger than the sum of its proper divisors (1).

85346633 is an equidigital number, since it uses as much as digits as its factorization.

85346633 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 155520, while the sum is 38.

The square root of 85346633 is about 9238.3241445622. The cubic root of 85346633 is about 440.2798374831.

The spelling of 85346633 in words is "eighty-five million, three hundred forty-six thousand, six hundred thirty-three".