14122240 has 144 divisors (see below), whose sum is σ = 39735360. Its totient is φ = 4751360.

The previous prime is 14122237. The next prime is 14122243. The reversal of 14122240 is 4222141.

14122240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (14122237) and next prime (14122243).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14122243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 239331 + ... + 239389.

It is an arithmetic number, because the mean of its divisors is an integer number (275940).

Almost surely, 2^14122240 is an apocalyptic number.

14122240 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 14122240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19867680).

14122240 is an abundant number, since it is smaller than the sum of its proper divisors (25613120).

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

14122240 is a wasteful number, since it uses less digits than its factorization.

14122240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108 (or 94 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 14122240 is about 3757.9568917166. The cubic root of 14122240 is about 241.7136608306.

Adding to 14122240 its reverse (4222141), we get a palindrome (18344381).

Subtracting from 14122240 its reverse (4222141), we obtain a palindrome (9900099).

The spelling of 14122240 in words is "fourteen million, one hundred twenty-two thousand, two hundred forty".