85606586 has 8 divisors (see below), whose sum is σ = 138287604. Its totient is φ = 39510720.

The previous prime is 85606583. The next prime is 85606597. The reversal of 85606586 is 68560658.

It can be written as a sum of positive squares in 2 ways, for example, as 81342361 + 4264225 = 9019^2 + 2065^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (85606583) 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 3 ways as a sum of consecutive naturals, for example, 1646255 + ... + 1646306.

Almost surely, 2^85606586 is an apocalyptic number.

85606586 is a deficient number, since it is larger than the sum of its proper divisors (52681018).

85606586 is a wasteful number, since it uses less digits than its factorization.

85606586 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3292576.

The product of its (nonzero) digits is 345600, while the sum is 44.

The square root of 85606586 is about 9252.3827201430. The cubic root of 85606586 is about 440.7263931177.

The spelling of 85606586 in words is "eighty-five million, six hundred six thousand, five hundred eighty-six".