4320064 has 28 divisors (see below), whose sum is σ = 9798304. Its totient is φ = 1851264.

The previous prime is 4320061. The next prime is 4320079. The reversal of 4320064 is 4600234.

It is a tau number, because it is divible by the number of its divisors (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4320061) 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, 4374 + ... + 5269.

Almost surely, 2^4320064 is an apocalyptic number.

It is an amenable number.

4320064 is an abundant number, since it is smaller than the sum of its proper divisors (5478240).

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

4320064 is an equidigital number, since it uses as much as digits as its factorization.

4320064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9662 (or 9652 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 4320064 is about 2078.4763650328. The cubic root of 4320064 is about 162.8658612636.

Adding to 4320064 its reverse (4600234), we get a palindrome (8920298).

It can be divided in two parts, 43200 and 64, that added together give a square (43264 = 208²).

The spelling of 4320064 in words is "four million, three hundred twenty thousand, sixty-four".