4644064 has 24 divisors (see below), whose sum is σ = 9238320. Its totient is φ = 2297856.

The previous prime is 4644061. The next prime is 4644097. The reversal of 4644064 is 4604464.

It is a Smith number, since the sum of its digits (28) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4644061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2592 + ... + 4000.

It is an arithmetic number, because the mean of its divisors is an integer number (384930).

Almost surely, 2^4644064 is an apocalyptic number.

It is an amenable number.

4644064 is a deficient number, since it is larger than the sum of its proper divisors (4594256).

4644064 is a wasteful number, since it uses less digits than its factorization.

4644064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1522 (or 1514 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 4644064 is about 2155.0090487049. The cubic root of 4644064 is about 166.8396994070.

The spelling of 4644064 in words is "four million, six hundred forty-four thousand, sixty-four".