14220243 has 6 divisors (see below), whose sum is σ = 20540364. Its totient is φ = 9480156.

The previous prime is 14220209. The next prime is 14220253. The reversal of 14220243 is 34202241.

14220243 is a `hidden beast` number, since 1 + 422 + 0 + 243 = 666.

It is not a de Polignac number, because 14220243 - 2⁸ = 14219987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14220253) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 790005 + ... + 790022.

It is an arithmetic number, because the mean of its divisors is an integer number (3423394).

Almost surely, 2^14220243 is an apocalyptic number.

14220243 is a deficient number, since it is larger than the sum of its proper divisors (6320121).

14220243 is a wasteful number, since it uses less digits than its factorization.

14220243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1580033 (or 1580030 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 14220243 is about 3770.9737469253. The cubic root of 14220243 is about 242.2715061725.

Adding to 14220243 its reverse (34202241), we get a palindrome (48422484).

The spelling of 14220243 in words is "fourteen million, two hundred twenty thousand, two hundred forty-three".