14245140 has 96 divisors (see below), whose sum is σ = 49109760. Its totient is φ = 3004416.

The previous prime is 14245109. The next prime is 14245157. The reversal of 14245140 is 4154241.

It is a happy number.

14245140 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 (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4156 + ... + 6764.

It is an arithmetic number, because the mean of its divisors is an integer number (511560).

Almost surely, 2^14245140 is an apocalyptic number.

14245140 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 14245140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24554880).

14245140 is an abundant number, since it is smaller than the sum of its proper divisors (34864620).

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

14245140 is a wasteful number, since it uses less digits than its factorization.

14245140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2641 (or 2639 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 14245140 is about 3774.2734400146. The cubic root of 14245140 is about 242.4128145150.

Adding to 14245140 its reverse (4154241), we get a palindrome (18399381).

The spelling of 14245140 in words is "fourteen million, two hundred forty-five thousand, one hundred forty".