85295285 has 12 divisors (see below), whose sum is σ = 104339172. Its totient is φ = 66937728.

The previous prime is 85295281. The next prime is 85295321. The reversal of 85295285 is 58259258.

It can be written as a sum of positive squares in 6 ways, for example, as 12687844 + 72607441 = 3562^2 + 8521^2 .

It is not a de Polignac number, because 85295285 - 2² = 85295281 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85295281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11009 + ... + 17081.

It is an arithmetic number, because the mean of its divisors is an integer number (8694931).

Almost surely, 2^85295285 is an apocalyptic number.

It is an amenable number.

85295285 is a deficient number, since it is larger than the sum of its proper divisors (19043887).

85295285 is an equidigital number, since it uses as much as digits as its factorization.

85295285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6184 (or 6131 counting only the distinct ones).

The product of its digits is 288000, while the sum is 44.

The square root of 85295285 is about 9235.5446509667. The cubic root of 85295285 is about 440.1915230268.

The spelling of 85295285 in words is "eighty-five million, two hundred ninety-five thousand, two hundred eighty-five".