86169664 has 28 divisors (see below), whose sum is σ = 195421504. Its totient is φ = 36929664.

The previous prime is 86169649. The next prime is 86169683. The reversal of 86169664 is 46696168.

It is a tau number, because it is divible by the number of its divisors (28).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95724 + ... + 96619.

Almost surely, 2^86169664 is an apocalyptic number.

It is an amenable number.

86169664 is an abundant number, since it is smaller than the sum of its proper divisors (109251840).

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

86169664 is a wasteful number, since it uses less digits than its factorization.

86169664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192362 (or 192352 counting only the distinct ones).

The product of its digits is 373248, while the sum is 46.

The square root of 86169664 is about 9282.7616580412. The cubic root of 86169664 is about 441.6905760088.

The spelling of 86169664 in words is "eighty-six million, one hundred sixty-nine thousand, six hundred sixty-four".