14201440 has 48 divisors (see below), whose sum is σ = 36605520. Its totient is φ = 5163520.

The previous prime is 14201437. The next prime is 14201449. The reversal of 14201440 is 4410241.

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 (14201449) 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, 2275 + ... + 5794.

It is an arithmetic number, because the mean of its divisors is an integer number (762615).

Almost surely, 2^14201440 is an apocalyptic number.

14201440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14201440 is an abundant number, since it is smaller than the sum of its proper divisors (22404080).

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

14201440 is a wasteful number, since it uses less digits than its factorization.

14201440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8095 (or 8087 counting only the distinct ones).

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

The square root of 14201440 is about 3768.4797996009. The cubic root of 14201440 is about 242.1646762952.

Adding to 14201440 its reverse (4410241), we get a palindrome (18611681).

It can be divided in two parts, 14201 and 440, that added together give a palindrome (14641).

The spelling of 14201440 in words is "fourteen million, two hundred one thousand, four hundred forty".