14454240 has 48 divisors (see below), whose sum is σ = 45532368. Its totient is φ = 3854336.

The previous prime is 14454229. The next prime is 14454241. The reversal of 14454240 is 4245441.

It is a happy number.

14454240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 14454240.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14454241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14577 + ... + 15536.

It is an arithmetic number, because the mean of its divisors is an integer number (948591).

Almost surely, 2^14454240 is an apocalyptic number.

14454240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14454240 is an abundant number, since it is smaller than the sum of its proper divisors (31078128).

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

14454240 is a wasteful number, since it uses less digits than its factorization.

14454240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30131 (or 30123 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 24.

The square root of 14454240 is about 3801.8732225049. The cubic root of 14454240 is about 243.5931587996.

Adding to 14454240 its reverse (4245441), we get a palindrome (18699681).

The spelling of 14454240 in words is "fourteen million, four hundred fifty-four thousand, two hundred forty".