85845850 has 12 divisors (see below), whose sum is σ = 159673374. Its totient is φ = 34338320.

The previous prime is 85845847. The next prime is 85845871. The reversal of 85845850 is 5854858.

It can be written as a sum of positive squares in 3 ways, for example, as 31573161 + 54272689 = 5619^2 + 7367^2 .

It is a junction number, because it is equal to n+sod(n) for n = 85845797 and 85845806.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 858409 + ... + 858508.

Almost surely, 2^85845850 is an apocalyptic number.

85845850 is a deficient number, since it is larger than the sum of its proper divisors (73827524).

85845850 is a wasteful number, since it uses less digits than its factorization.

85845850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1716929 (or 1716924 counting only the distinct ones).

The product of its (nonzero) digits is 256000, while the sum is 43.

The square root of 85845850 is about 9265.3035568188. The cubic root of 85845850 is about 441.1366102724.

The spelling of 85845850 in words is "eighty-five million, eight hundred forty-five thousand, eight hundred fifty".