14220550 has 24 divisors (see below), whose sum is σ = 27844200. Its totient is φ = 5388480.

The previous prime is 14220539. The next prime is 14220559. The reversal of 14220550 is 5502241.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14220559) 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 11 ways as a sum of consecutive naturals, for example, 6535 + ... + 8434.

It is an arithmetic number, because the mean of its divisors is an integer number (1160175).

Almost surely, 2^14220550 is an apocalyptic number.

14220550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14220550 is a deficient number, since it is larger than the sum of its proper divisors (13623650).

14220550 is a wasteful number, since it uses less digits than its factorization.

14220550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15000 (or 14995 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 14220550 is about 3771.0144523722. The cubic root of 14220550 is about 242.2732496218.

Adding to 14220550 its reverse (5502241), we get a palindrome (19722791).

The spelling of 14220550 in words is "fourteen million, two hundred twenty thousand, five hundred fifty".