86616541 has 8 divisors (see below), whose sum is σ = 94968000. Its totient is φ = 78344640.

The previous prime is 86616539. The next prime is 86616553. The reversal of 86616541 is 14561668.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 86616541 - 2¹ = 86616539 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 86616541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86616571) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17596 + ... + 21973.

It is an arithmetic number, because the mean of its divisors is an integer number (11871000).

Almost surely, 2^86616541 is an apocalyptic number.

It is an amenable number.

86616541 is a deficient number, since it is larger than the sum of its proper divisors (8351459).

86616541 is a wasteful number, since it uses less digits than its factorization.

86616541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39779.

The product of its digits is 34560, while the sum is 37.

The square root of 86616541 is about 9306.8007929685. The cubic root of 86616541 is about 442.4527975866.

The spelling of 86616541 in words is "eighty-six million, six hundred sixteen thousand, five hundred forty-one".