85905610 has 32 divisors (see below), whose sum is σ = 177039360. Its totient is φ = 29400192.

The previous prime is 85905571. The next prime is 85905623. The reversal of 85905610 is 1650958.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 75526 + ... + 76654.

It is an arithmetic number, because the mean of its divisors is an integer number (5532480).

Almost surely, 2^85905610 is an apocalyptic number.

85905610 is an abundant number, since it is smaller than the sum of its proper divisors (91133750).

85905610 is a wasteful number, since it uses less digits than its factorization.

85905610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2230.

The product of its (nonzero) digits is 10800, while the sum is 34.

The square root of 85905610 is about 9268.5279305832. The cubic root of 85905610 is about 441.2389495583.

The spelling of 85905610 in words is "eighty-five million, nine hundred five thousand, six hundred ten".