14020340 has 48 divisors (see below), whose sum is σ = 31812480. Its totient is φ = 5174400.

The previous prime is 14020337. The next prime is 14020361. The reversal of 14020340 is 4302041.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12815 + ... + 13865.

It is an arithmetic number, because the mean of its divisors is an integer number (662760).

Almost surely, 2^14020340 is an apocalyptic number.

14020340 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 14020340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15906240).

14020340 is an abundant number, since it is smaller than the sum of its proper divisors (17792140).

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

14020340 is a wasteful number, since it uses less digits than its factorization.

14020340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1112 (or 1110 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 14020340 is about 3744.3744470873. The cubic root of 14020340 is about 241.1308896842.

Adding to 14020340 its reverse (4302041), we get a palindrome (18322381).

The spelling of 14020340 in words is "fourteen million, twenty thousand, three hundred forty".