85225066 has 4 divisors (see below), whose sum is σ = 127837602. Its totient is φ = 42612532.

The previous prime is 85225061. The next prime is 85225067. The reversal of 85225066 is 66052258.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 85174441 + 50625 = 9229^2 + 225^2 .

It is not an unprimeable number, because it can be changed into a prime (85225061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21306265 + ... + 21306268.

Almost surely, 2^85225066 is an apocalyptic number.

85225066 is a deficient number, since it is larger than the sum of its proper divisors (42612536).

85225066 is a wasteful number, since it uses less digits than its factorization.

85225066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42612535.

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 85225066 is about 9231.7423057622. The cubic root of 85225066 is about 440.0706945638.

The spelling of 85225066 in words is "eighty-five million, two hundred twenty-five thousand, sixty-six".