85009336 has 8 divisors (see below), whose sum is σ = 159392520. Its totient is φ = 42504664.

The previous prime is 85009319. The next prime is 85009339. The reversal of 85009336 is 63390058.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85009339) 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 as a sum of consecutive naturals, namely, 5313076 + ... + 5313091.

It is an arithmetic number, because the mean of its divisors is an integer number (19924065).

Almost surely, 2^85009336 is an apocalyptic number.

It is an amenable number.

85009336 is a deficient number, since it is larger than the sum of its proper divisors (74383184).

85009336 is a wasteful number, since it uses less digits than its factorization.

85009336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10626173 (or 10626169 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 85009336 is about 9220.0507590794. The cubic root of 85009336 is about 439.6990641958.

The spelling of 85009336 in words is "eighty-five million, nine thousand, three hundred thirty-six".