86684500 has 48 divisors (see below), whose sum is σ = 216373248. Its totient is φ = 29719200.

The previous prime is 86684483. The next prime is 86684503. The reversal of 86684500 is 548668.

It is a self number, because there is not a number n which added to its sum of digits gives 86684500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86684503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8884 + ... + 15883.

It is an arithmetic number, because the mean of its divisors is an integer number (4507776).

Almost surely, 2^86684500 is an apocalyptic number.

It is an amenable number.

86684500 is an abundant number, since it is smaller than the sum of its proper divisors (129688748).

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

86684500 is a wasteful number, since it uses less digits than its factorization.

86684500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24793 (or 24781 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 37.

The square root of 86684500 is about 9310.4511168901. The cubic root of 86684500 is about 442.5684829158.

The spelling of 86684500 in words is "eighty-six million, six hundred eighty-four thousand, five hundred".