14422431 has 4 divisors (see below), whose sum is σ = 19229912. Its totient is φ = 9614952.

The previous prime is 14422427. The next prime is 14422439. The reversal of 14422431 is 13422441.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 14422431 - 2² = 14422427 is a prime.

It is a super-2 number, since 2×14422431² = 416013031899522, 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 = 14422398 and 14422407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14422439) 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, 2403736 + ... + 2403741.

It is an arithmetic number, because the mean of its divisors is an integer number (4807478).

Almost surely, 2^14422431 is an apocalyptic number.

14422431 is a deficient number, since it is larger than the sum of its proper divisors (4807481).

14422431 is an equidigital number, since it uses as much as digits as its factorization.

14422431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4807480.

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

The square root of 14422431 is about 3797.6875858870. The cubic root of 14422431 is about 243.4143382441.

Adding to 14422431 its reverse (13422441), we get a palindrome (27844872).

The spelling of 14422431 in words is "fourteen million, four hundred twenty-two thousand, four hundred thirty-one".