85522066 has 16 divisors (see below), whose sum is σ = 146941056. Its totient is φ = 36569376.

The previous prime is 85522049. The next prime is 85522067. The reversal of 85522066 is 66022558.

It is not an unprimeable number, because it can be changed into a prime (85522067) 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 in 7 ways as a sum of consecutive naturals, for example, 286 + ... + 13081.

It is an arithmetic number, because the mean of its divisors is an integer number (9183816).

Almost surely, 2^85522066 is an apocalyptic number.

85522066 is a deficient number, since it is larger than the sum of its proper divisors (61418990).

85522066 is a wasteful number, since it uses less digits than its factorization.

85522066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13833.

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

The square root of 85522066 is about 9247.8141201043. The cubic root of 85522066 is about 440.5813012412.

The spelling of 85522066 in words is "eighty-five million, five hundred twenty-two thousand, sixty-six".