85175656 has 16 divisors (see below), whose sum is σ = 163103040. Its totient is φ = 41681520.

The previous prime is 85175641. The next prime is 85175659. The reversal of 85175656 is 65657158.

It is not an unprimeable number, because it can be changed into a prime (85175659) 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 3 ways as a sum of consecutive naturals, for example, 112890 + ... + 113641.

It is an arithmetic number, because the mean of its divisors is an integer number (10193940).

Almost surely, 2^85175656 is an apocalyptic number.

It is an amenable number.

85175656 is a deficient number, since it is larger than the sum of its proper divisors (77927384).

85175656 is a wasteful number, since it uses less digits than its factorization.

85175656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226584 (or 226580 counting only the distinct ones).

The product of its digits is 252000, while the sum is 43.

The square root of 85175656 is about 9229.0658248817. The cubic root of 85175656 is about 439.9856331397.

The spelling of 85175656 in words is "eighty-five million, one hundred seventy-five thousand, six hundred fifty-six".