85946071 has 2 divisors, whose sum is σ = 85946072. Its totient is φ = 85946070.

The previous prime is 85946057. The next prime is 85946129. The reversal of 85946071 is 17064958.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 85946071 - 2¹³ = 85937879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85946041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42973035 + 42973036.

It is an arithmetic number, because the mean of its divisors is an integer number (42973036).

Almost surely, 2^85946071 is an apocalyptic number.

85946071 is a deficient number, since it is larger than the sum of its proper divisors (1).

85946071 is an equidigital number, since it uses as much as digits as its factorization.

85946071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 40.

The square root of 85946071 is about 9270.7103827053. The cubic root of 85946071 is about 441.3082122720.

The spelling of 85946071 in words is "eighty-five million, nine hundred forty-six thousand, seventy-one".