14530440 has 64 divisors (see below), whose sum is σ = 45892800. Its totient is φ = 3670272.

The previous prime is 14530433. The next prime is 14530469. The reversal of 14530440 is 4403541.

It is a super-2 number, since 2×14530440² = 422267373187200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 907 + ... + 5466.

It is an arithmetic number, because the mean of its divisors is an integer number (717075).

Almost surely, 2^14530440 is an apocalyptic number.

14530440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14530440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22946400).

14530440 is an abundant number, since it is smaller than the sum of its proper divisors (31362360).

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

14530440 is a wasteful number, since it uses less digits than its factorization.

14530440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6406 (or 6402 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 14530440 is about 3811.8814252282. The cubic root of 14530440 is about 244.0204676909.

Adding to 14530440 its reverse (4403541), we get a palindrome (18933981).

The spelling of 14530440 in words is "fourteen million, five hundred thirty thousand, four hundred forty".