14052240 has 120 divisors (see below), whose sum is σ = 48891960. Its totient is φ = 3612672.

The previous prime is 14052221. The next prime is 14052253. The reversal of 14052240 is 4225041.

14052240 is a `hidden beast` number, since 140 + 522 + 4 + 0 = 666.

14052240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 831744 + 13220496 = 912^2 + 3636^2 .

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20544 + ... + 21216.

It is an arithmetic number, because the mean of its divisors is an integer number (407433).

Almost surely, 2^14052240 is an apocalyptic number.

14052240 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 14052240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24445980).

14052240 is an abundant number, since it is smaller than the sum of its proper divisors (34839720).

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

14052240 is a wasteful number, since it uses less digits than its factorization.

14052240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 721 (or 712 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 14052240 is about 3748.6317503857. The cubic root of 14052240 is about 241.3136301148.

Adding to 14052240 its reverse (4225041), we get a palindrome (18277281).

The spelling of 14052240 in words is "fourteen million, fifty-two thousand, two hundred forty".