86545164 has 48 divisors (see below), whose sum is σ = 221205600. Its totient is φ = 26213376.

The previous prime is 86545163. The next prime is 86545169. The reversal of 86545164 is 46154568.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (86545163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1399 + ... + 13230.

It is an arithmetic number, because the mean of its divisors is an integer number (4608450).

Almost surely, 2^86545164 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 86545164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110602800).

86545164 is an abundant number, since it is smaller than the sum of its proper divisors (134660436).

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

86545164 is a wasteful number, since it uses less digits than its factorization.

86545164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14682 (or 14680 counting only the distinct ones).

The product of its digits is 115200, while the sum is 39.

The square root of 86545164 is about 9302.9653336987. The cubic root of 86545164 is about 442.3312286893.

The spelling of 86545164 in words is "eighty-six million, five hundred forty-five thousand, one hundred sixty-four".