14216331 has 4 divisors (see below), whose sum is σ = 18955112. Its totient is φ = 9477552.

The previous prime is 14216317. The next prime is 14216333. The reversal of 14216331 is 13361241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13361241 = 3 ⋅4453747.

It is not a de Polignac number, because 14216331 - 2⁷ = 14216203 is a prime.

It is a super-2 number, since 2×14216331² = 404208134203122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14216298 and 14216307.

It is not an unprimeable number, because it can be changed into a prime (14216333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2369386 + ... + 2369391.

It is an arithmetic number, because the mean of its divisors is an integer number (4738778).

Almost surely, 2^14216331 is an apocalyptic number.

14216331 is a deficient number, since it is larger than the sum of its proper divisors (4738781).

14216331 is an equidigital number, since it uses as much as digits as its factorization.

14216331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4738780.

The product of its digits is 432, while the sum is 21.

The square root of 14216331 is about 3770.4550123294. The cubic root of 14216331 is about 242.2492877745.

Adding to 14216331 its reverse (13361241), we get a palindrome (27577572).

The spelling of 14216331 in words is "fourteen million, two hundred sixteen thousand, three hundred thirty-one".