85599937 has 8 divisors (see below), whose sum is σ = 87463232. Its totient is φ = 83754000.

The previous prime is 85599931. The next prime is 85599961. The reversal of 85599937 is 73999558.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-85599937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85599931) 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 7 ways as a sum of consecutive naturals, for example, 5887 + ... + 14347.

It is an arithmetic number, because the mean of its divisors is an integer number (10932904).

Almost surely, 2^85599937 is an apocalyptic number.

It is an amenable number.

85599937 is a deficient number, since it is larger than the sum of its proper divisors (1863295).

85599937 is a wasteful number, since it uses less digits than its factorization.

85599937 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8679.

The product of its digits is 3061800, while the sum is 55.

The square root of 85599937 is about 9252.0234003163. The cubic root of 85599937 is about 440.7149825249.

It can be divided in two parts, 8559 and 9937, that added together give a square (18496 = 136²).

The spelling of 85599937 in words is "eighty-five million, five hundred ninety-nine thousand, nine hundred thirty-seven".