14040220 has 12 divisors (see below), whose sum is σ = 29484504. Its totient is φ = 5616080.

The previous prime is 14040217. The next prime is 14040233. The reversal of 14040220 is 2204041.

It is a self number, because there is not a number n which added to its sum of digits gives 14040220.

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 in 3 ways as a sum of consecutive naturals, for example, 350986 + ... + 351025.

It is an arithmetic number, because the mean of its divisors is an integer number (2457042).

Almost surely, 2^14040220 is an apocalyptic number.

14040220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14040220 is an abundant number, since it is smaller than the sum of its proper divisors (15444284).

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

14040220 is a wasteful number, since it uses less digits than its factorization.

14040220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 702020 (or 702018 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 14040220 is about 3747.0281557522. The cubic root of 14040220 is about 241.2448055653.

Adding to 14040220 its reverse (2204041), we get a palindrome (16244261).

The spelling of 14040220 in words is "fourteen million, forty thousand, two hundred twenty".