85258922 has 12 divisors (see below), whose sum is σ = 148768290. Its totient is φ = 36539496.

The previous prime is 85258891. The next prime is 85258939. The reversal of 85258922 is 22985258.

It can be written as a sum of positive squares in only one way, i.e., 78659161 + 6599761 = 8869^2 + 2569^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 85258922.

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 5 ways as a sum of consecutive naturals, for example, 434897 + ... + 435092.

Almost surely, 2^85258922 is an apocalyptic number.

85258922 is a deficient number, since it is larger than the sum of its proper divisors (63509368).

85258922 is a wasteful number, since it uses less digits than its factorization.

85258922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 870005 (or 869998 counting only the distinct ones).

The product of its digits is 115200, while the sum is 41.

The square root of 85258922 is about 9233.5757970572. The cubic root of 85258922 is about 440.1289601331.

The spelling of 85258922 in words is "eighty-five million, two hundred fifty-eight thousand, nine hundred twenty-two".