14225240 has 32 divisors (see below), whose sum is σ = 32130000. Its totient is φ = 5668224.

The previous prime is 14225221. The next prime is 14225269. The reversal of 14225240 is 4252241.

It is a happy number.

14225240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13451 + ... + 14469.

Almost surely, 2^14225240 is an apocalyptic number.

14225240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14225240 is an abundant number, since it is smaller than the sum of its proper divisors (17904760).

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

14225240 is a wasteful number, since it uses less digits than its factorization.

14225240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1379 (or 1375 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 14225240 is about 3771.6362496932. The cubic root of 14225240 is about 242.2998809557.

Adding to 14225240 its reverse (4252241), we get a palindrome (18477481).

The spelling of 14225240 in words is "fourteen million, two hundred twenty-five thousand, two hundred forty".