85851044 has 12 divisors (see below), whose sum is σ = 158146800. Its totient is φ = 40666248.

The previous prime is 85851041. The next prime is 85851079. The reversal of 85851044 is 44015858.

It is a junction number, because it is equal to n+sod(n) for n = 85850995 and 85851013.

It is not an unprimeable number, because it can be changed into a prime (85851041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 564734 + ... + 564885.

It is an arithmetic number, because the mean of its divisors is an integer number (13178900).

Almost surely, 2^85851044 is an apocalyptic number.

It is an amenable number.

85851044 is a deficient number, since it is larger than the sum of its proper divisors (72295756).

85851044 is a wasteful number, since it uses less digits than its factorization.

85851044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1129642 (or 1129640 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 35.

The square root of 85851044 is about 9265.5838456084. The cubic root of 85851044 is about 441.1455069064.

The spelling of 85851044 in words is "eighty-five million, eight hundred fifty-one thousand, forty-four".