14223520 has 24 divisors (see below), whose sum is σ = 33603444. Its totient is φ = 5689344.

The previous prime is 14223511. The next prime is 14223569. The reversal of 14223520 is 2532241.

It can be written as a sum of positive squares in 2 ways, for example, as 13278736 + 944784 = 3644^2 + 972^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44289 + ... + 44608.

Almost surely, 2^14223520 is an apocalyptic number.

14223520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14223520 is an abundant number, since it is smaller than the sum of its proper divisors (19379924).

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

14223520 is an equidigital number, since it uses as much as digits as its factorization.

14223520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88912 (or 88904 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 14223520 is about 3771.4082250533. The cubic root of 14223520 is about 242.2901149203.

Adding to 14223520 its reverse (2532241), we get a palindrome (16755761).

The spelling of 14223520 in words is "fourteen million, two hundred twenty-three thousand, five hundred twenty".