14220736 has 14 divisors (see below), whose sum is σ = 28219400. Its totient is φ = 7110336.

The previous prime is 14220719. The next prime is 14220749. The reversal of 14220736 is 63702241.

It is a self number, because there is not a number n which added to its sum of digits gives 14220736.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 111036 + ... + 111163.

Almost surely, 2^14220736 is an apocalyptic number.

14220736 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

14220736 is a deficient number, since it is larger than the sum of its proper divisors (13998664).

14220736 is an equidigital number, since it uses as much as digits as its factorization.

14220736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222211 (or 222201 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 14220736 is about 3771.0391140904. The cubic root of 14220736 is about 242.2743059013.

Adding to 14220736 its reverse (63702241), we get a palindrome (77922977).

The spelling of 14220736 in words is "fourteen million, two hundred twenty thousand, seven hundred thirty-six".