14220304 has 20 divisors (see below), whose sum is σ = 31488064. Its totient is φ = 6094368.

The previous prime is 14220301. The next prime is 14220319. The reversal of 14220304 is 40302241.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (14220301) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 63372 + ... + 63595.

Almost surely, 2^14220304 is an apocalyptic number.

14220304 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

14220304 is an abundant number, since it is smaller than the sum of its proper divisors (17267760).

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

14220304 is a wasteful number, since it uses less digits than its factorization.

14220304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126982 (or 126976 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 14220304 is about 3770.9818350133. The cubic root of 14220304 is about 242.2718525928.

Adding to 14220304 its reverse (40302241), we get a palindrome (54522545).

The spelling of 14220304 in words is "fourteen million, two hundred twenty thousand, three hundred four".