85990922 has 12 divisors (see below), whose sum is σ = 136133586. Its totient is φ = 40732200.

The previous prime is 85990921. The next prime is 85990937. The reversal of 85990922 is 22909958.

It can be written as a sum of positive squares in only one way, i.e., 67059721 + 18931201 = 8189^2 + 4351^2 .

It is not an unprimeable number, because it can be changed into a prime (85990921) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 58829 + ... + 60272.

Almost surely, 2^85990922 is an apocalyptic number.

85990922 is a deficient number, since it is larger than the sum of its proper divisors (50142664).

85990922 is a wasteful number, since it uses less digits than its factorization.

85990922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119141 (or 119122 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 44.

The square root of 85990922 is about 9273.1290296210. The cubic root of 85990922 is about 441.3849645593.

The spelling of 85990922 in words is "eighty-five million, nine hundred ninety thousand, nine hundred twenty-two".