14020000 has 60 divisors (see below), whose sum is σ = 34540506. Its totient is φ = 5600000.

The previous prime is 14019977. The next prime is 14020001. The reversal of 14020000 is 2041.

It can be written as a sum of positive squares in 5 ways, for example, as 1317904 + 12702096 = 1148^2 + 3564^2 .

It is not an unprimeable number, because it can be changed into a prime (14020001) 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 9 ways as a sum of consecutive naturals, for example, 19650 + ... + 20350.

Almost surely, 2^14020000 is an apocalyptic number.

14020000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14020000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17270253).

14020000 is an abundant number, since it is smaller than the sum of its proper divisors (20520506).

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

14020000 is an frugal number, since it uses more digits than its factorization.

14020000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 731 (or 708 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 7.

The square root of 14020000 is about 3744.3290453698. The cubic root of 14020000 is about 241.1289404884.

Adding to 14020000 its reverse (2041), we get a palindrome (14022041).

The spelling of 14020000 in words is "fourteen million, twenty thousand".