14440064 has 32 divisors (see below), whose sum is σ = 29554500. Its totient is φ = 7022592.

The previous prime is 14440061. The next prime is 14440121. The reversal of 14440064 is 46004441.

It can be written as a sum of positive squares in 2 ways, for example, as 14440000 + 64 = 3800^2 + 8^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is not an unprimeable number, because it can be changed into a prime (14440061) 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, 3212 + ... + 6260.

Almost surely, 2^14440064 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 14440064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14777250).

14440064 is an abundant number, since it is smaller than the sum of its proper divisors (15114436).

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

14440064 is an equidigital number, since it uses as much as digits as its factorization.

14440064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3100 (or 3088 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 14440064 is about 3800.0084210433. The cubic root of 14440064 is about 243.5134980648.

It can be divided in two parts, 144400 and 64, that multiplied together give a square (9241600 = 3040²).

The spelling of 14440064 in words is "fourteen million, four hundred forty thousand, sixty-four".