8500064 has 24 divisors (see below), whose sum is σ = 17463600. Its totient is φ = 4064896.

The previous prime is 8500061. The next prime is 8500067. The reversal of 8500064 is 4600058.

It is an interprime number because it is at equal distance from previous prime (8500061) and next prime (8500067).

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8500061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5039 + ... + 6510.

It is an arithmetic number, because the mean of its divisors is an integer number (727650).

Almost surely, 2^8500064 is an apocalyptic number.

It is an amenable number.

8500064 is an abundant number, since it is smaller than the sum of its proper divisors (8963536).

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

8500064 is a wasteful number, since it uses less digits than its factorization.

8500064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11582 (or 11574 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 8500064 is about 2915.4869233114. The cubic root of 8500064 is about 204.0832673023.

The spelling of 8500064 in words is "eight million, five hundred thousand, sixty-four".