14443140 has 24 divisors (see below), whose sum is σ = 40440960. Its totient is φ = 3851488.

The previous prime is 14443133. The next prime is 14443157. The reversal of 14443140 is 4134441.

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, 120300 + ... + 120419.

It is an arithmetic number, because the mean of its divisors is an integer number (1685040).

Almost surely, 2^14443140 is an apocalyptic number.

14443140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14443140 is an abundant number, since it is smaller than the sum of its proper divisors (25997820).

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

14443140 is a wasteful number, since it uses less digits than its factorization.

14443140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240731 (or 240729 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 14443140 is about 3800.4131354367. The cubic root of 14443140 is about 243.5307877929.

Adding to 14443140 its reverse (4134441), we get a palindrome (18577581).

The spelling of 14443140 in words is "fourteen million, four hundred forty-three thousand, one hundred forty".