86381712 has 60 divisors (see below), whose sum is σ = 242979984. Its totient is φ = 28647360.

The previous prime is 86381677. The next prime is 86381753. The reversal of 86381712 is 21718368.

86381712 is a `hidden beast` number, since 8 + 638 + 1 + 7 + 12 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28963 + ... + 31805.

Almost surely, 2^86381712 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 86381712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121489992).

86381712 is an abundant number, since it is smaller than the sum of its proper divisors (156598272).

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

86381712 is a wasteful number, since it uses less digits than its factorization.

86381712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3068 (or 3059 counting only the distinct ones).

The product of its digits is 16128, while the sum is 36.

The square root of 86381712 is about 9294.1762410662. The cubic root of 86381712 is about 442.0525861692.

The spelling of 86381712 in words is "eighty-six million, three hundred eighty-one thousand, seven hundred twelve".