8646064 has 80 divisors (see below), whose sum is σ = 21427200. Its totient is φ = 3290112.

The previous prime is 8646061. The next prime is 8646103. The reversal of 8646064 is 4606468.

8646064 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a tribonacci number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8646061) 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, 36057 + ... + 36295.

It is an arithmetic number, because the mean of its divisors is an integer number (267840).

Almost surely, 2^8646064 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 8646064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10713600).

8646064 is an abundant number, since it is smaller than the sum of its proper divisors (12781136).

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

8646064 is a wasteful number, since it uses less digits than its factorization.

8646064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290 (or 284 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 34.

The square root of 8646064 is about 2940.4190177592. The cubic root of 8646064 is about 205.2451083659.

The spelling of 8646064 in words is "eight million, six hundred forty-six thousand, sixty-four".