85695893 has 2 divisors, whose sum is σ = 85695894. Its totient is φ = 85695892.

The previous prime is 85695889. The next prime is 85695913. The reversal of 85695893 is 39859658.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85692049 + 3844 = 9257^2 + 62^2 .

It is a cyclic number.

It is not a de Polignac number, because 85695893 - 2² = 85695889 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85695823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42847946 + 42847947.

It is an arithmetic number, because the mean of its divisors is an integer number (42847947).

Almost surely, 2^85695893 is an apocalyptic number.

It is an amenable number.

85695893 is a deficient number, since it is larger than the sum of its proper divisors (1).

85695893 is an equidigital number, since it uses as much as digits as its factorization.

85695893 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2332800, while the sum is 53.

The square root of 85695893 is about 9257.2076243325. The cubic root of 85695893 is about 440.8795989034.

The spelling of 85695893 in words is "eighty-five million, six hundred ninety-five thousand, eight hundred ninety-three".