86281832 has 64 divisors (see below), whose sum is σ = 207809280. Its totient is φ = 32643072.

The previous prime is 86281829. The next prime is 86281837. The reversal of 86281832 is 23818268.

It is not an unprimeable number, because it can be changed into a prime (86281837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14168 + ... + 19320.

It is an arithmetic number, because the mean of its divisors is an integer number (3247020).

Almost surely, 2^86281832 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 86281832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103904640).

86281832 is an abundant number, since it is smaller than the sum of its proper divisors (121527448).

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

86281832 is a wasteful number, since it uses less digits than its factorization.

86281832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5202 (or 5198 counting only the distinct ones).

The product of its digits is 36864, while the sum is 38.

The square root of 86281832 is about 9288.8014296786. The cubic root of 86281832 is about 441.8821440720.

The spelling of 86281832 in words is "eighty-six million, two hundred eighty-one thousand, eight hundred thirty-two".