85233737 has 2 divisors, whose sum is σ = 85233738. Its totient is φ = 85233736.

The previous prime is 85233727. The next prime is 85233761. The reversal of 85233737 is 73733258.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 65351056 + 19882681 = 8084^2 + 4459^2 .

It is a cyclic number.

It is not a de Polignac number, because 85233737 - 2⁴ = 85233721 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 85233737.

It is not a weakly prime, because it can be changed into another prime (85233727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42616868 + 42616869.

It is an arithmetic number, because the mean of its divisors is an integer number (42616869).

Almost surely, 2^85233737 is an apocalyptic number.

It is an amenable number.

85233737 is a deficient number, since it is larger than the sum of its proper divisors (1).

85233737 is an equidigital number, since it uses as much as digits as its factorization.

85233737 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 105840, while the sum is 38.

The square root of 85233737 is about 9232.2119234775. The cubic root of 85233737 is about 440.0856186691.

The spelling of 85233737 in words is "eighty-five million, two hundred thirty-three thousand, seven hundred thirty-seven".