85601693 has 2 divisors, whose sum is σ = 85601694. Its totient is φ = 85601692.

The previous prime is 85601687. The next prime is 85601701. The reversal of 85601693 is 39610658.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66618244 + 18983449 = 8162^2 + 4357^2 .

It is a cyclic number.

It is not a de Polignac number, because 85601693 - 2⁶ = 85601629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85601093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42800846 + 42800847.

It is an arithmetic number, because the mean of its divisors is an integer number (42800847).

Almost surely, 2^85601693 is an apocalyptic number.

It is an amenable number.

85601693 is a deficient number, since it is larger than the sum of its proper divisors (1).

85601693 is an equidigital number, since it uses as much as digits as its factorization.

85601693 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 85601693 is about 9252.1182979899. The cubic root of 85601693 is about 440.7179961183.

The spelling of 85601693 in words is "eighty-five million, six hundred one thousand, six hundred ninety-three".