14243320 has 144 divisors (see below), whose sum is σ = 41306760. Its totient is φ = 4402944.

The previous prime is 14243287. The next prime is 14243389. The reversal of 14243320 is 2334241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 331219 + ... + 331261.

Almost surely, 2^14243320 is an apocalyptic number.

14243320 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 14243320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20653380).

14243320 is an abundant number, since it is smaller than the sum of its proper divisors (27063440).

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

14243320 is a wasteful number, since it uses less digits than its factorization.

14243320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94 (or 70 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 14243320 is about 3774.0323263056. The cubic root of 14243320 is about 242.4024902895.

Adding to 14243320 its reverse (2334241), we get a palindrome (16577561).

The spelling of 14243320 in words is "fourteen million, two hundred forty-three thousand, three hundred twenty".