4395664 has 40 divisors (see below), whose sum is σ = 10485440. Its totient is φ = 1738368.

The previous prime is 4395659. The next prime is 4395689. The reversal of 4395664 is 4665934.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54 + ... + 2965.

It is an arithmetic number, because the mean of its divisors is an integer number (262136).

Almost surely, 2^4395664 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 4395664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5242720).

4395664 is an abundant number, since it is smaller than the sum of its proper divisors (6089776).

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

4395664 is a wasteful number, since it uses less digits than its factorization.

4395664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3047 (or 3041 counting only the distinct ones).

The product of its digits is 77760, while the sum is 37.

The square root of 4395664 is about 2096.5838881380. The cubic root of 4395664 is about 163.8104095044.

The spelling of 4395664 in words is "four million, three hundred ninety-five thousand, six hundred sixty-four".