86441850 has 96 divisors (see below), whose sum is σ = 259894080. Its totient is φ = 20952000.

The previous prime is 86441833. The next prime is 86441851. The reversal of 86441850 is 5814468.

86441850 is a `hidden beast` number, since 8 + 644 + 1 + 8 + 5 + 0 = 666.

It is not an unprimeable number, because it can be changed into a prime (86441851) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11940 + ... + 17760.

It is an arithmetic number, because the mean of its divisors is an integer number (2707230).

Almost surely, 2^86441850 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 86441850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (129947040).

86441850 is an abundant number, since it is smaller than the sum of its proper divisors (173452230).

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

86441850 is a wasteful number, since it uses less digits than its factorization.

86441850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5853 (or 5842 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 36.

The square root of 86441850 is about 9297.4109299310. The cubic root of 86441850 is about 442.1551464256.

It can be divided in two parts, 864418 and 50, that added together give a palindrome (864468).

The spelling of 86441850 in words is "eighty-six million, four hundred forty-one thousand, eight hundred fifty".