85417986 has 16 divisors (see below), whose sum is σ = 171230400. Its totient is φ = 28406928.

The previous prime is 85417973. The next prime is 85418009. The reversal of 85417986 is 68971458.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13581 + ... + 18848.

It is an arithmetic number, because the mean of its divisors is an integer number (10701900).

Almost surely, 2^85417986 is an apocalyptic number.

85417986 is an abundant number, since it is smaller than the sum of its proper divisors (85812414).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85417986 is a wasteful number, since it uses less digits than its factorization.

85417986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32873.

The product of its digits is 483840, while the sum is 48.

The square root of 85417986 is about 9242.1851312338. The cubic root of 85417986 is about 440.4025001487.

The spelling of 85417986 in words is "eighty-five million, four hundred seventeen thousand, nine hundred eighty-six".