85847655 has 16 divisors (see below), whose sum is σ = 139685760. Its totient is φ = 45008928.

The previous prime is 85847633. The next prime is 85847687. The reversal of 85847655 is 55674858.

It is not a de Polignac number, because 85847655 - 2⁵ = 85847623 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47617 + ... + 49386.

It is an arithmetic number, because the mean of its divisors is an integer number (8730360).

Almost surely, 2^85847655 is an apocalyptic number.

85847655 is a deficient number, since it is larger than the sum of its proper divisors (53838105).

85847655 is a wasteful number, since it uses less digits than its factorization.

85847655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97070.

The product of its digits is 1344000, while the sum is 48.

The square root of 85847655 is about 9265.4009627215. The cubic root of 85847655 is about 441.1397020390.

The spelling of 85847655 in words is "eighty-five million, eight hundred forty-seven thousand, six hundred fifty-five".