85853847 has 8 divisors (see below), whose sum is σ = 114674560. Its totient is φ = 57134520.

The previous prime is 85853821. The next prime is 85853851. The reversal of 85853847 is 74835858.

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

It is not a de Polignac number, because 85853847 - 2¹⁵ = 85821079 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 85853796 and 85853805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85853857) 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 7 ways as a sum of consecutive naturals, for example, 23347 + ... + 26772.

It is an arithmetic number, because the mean of its divisors is an integer number (14334320).

Almost surely, 2^85853847 is an apocalyptic number.

85853847 is a deficient number, since it is larger than the sum of its proper divisors (28820713).

85853847 is a wasteful number, since it uses less digits than its factorization.

85853847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50693.

The product of its digits is 1075200, while the sum is 48.

The square root of 85853847 is about 9265.7351030558. The cubic root of 85853847 is about 441.1503079251.

The spelling of 85853847 in words is "eighty-five million, eight hundred fifty-three thousand, eight hundred forty-seven".