86316544 has 60 divisors (see below), whose sum is σ = 182409084. Its totient is φ = 40799232.

The previous prime is 86316533. The next prime is 86316553. The reversal of 86316544 is 44561368.

It is a happy number.

It is a congruent number.

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, 184599 + ... + 185065.

Almost surely, 2^86316544 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 86316544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91204542).

86316544 is an abundant number, since it is smaller than the sum of its proper divisors (96092540).

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

86316544 is an equidigital number, since it uses as much as digits as its factorization.

86316544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 523 (or 488 counting only the distinct ones).

The product of its digits is 69120, while the sum is 37.

The square root of 86316544 is about 9290.6697282812. The cubic root of 86316544 is about 441.9413939208.

The spelling of 86316544 in words is "eighty-six million, three hundred sixteen thousand, five hundred forty-four".