14214420 has 96 divisors (see below), whose sum is σ = 48263040. Its totient is φ = 3444480.

The previous prime is 14214419. The next prime is 14214439. The reversal of 14214420 is 2441241.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 14214393 and 14214402.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4744 + ... + 7136.

It is an arithmetic number, because the mean of its divisors is an integer number (502740).

Almost surely, 2^14214420 is an apocalyptic number.

14214420 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 14214420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24131520).

14214420 is an abundant number, since it is smaller than the sum of its proper divisors (34048620).

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

14214420 is a wasteful number, since it uses less digits than its factorization.

14214420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2422 (or 2414 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 14214420 is about 3770.2015861224. The cubic root of 14214420 is about 242.2384326733.

Adding to 14214420 its reverse (2441241), we get a palindrome (16655661).

The spelling of 14214420 in words is "fourteen million, two hundred fourteen thousand, four hundred twenty".