14013840 has 40 divisors (see below), whose sum is σ = 43443648. Its totient is φ = 3736960.

The previous prime is 14013833. The next prime is 14013847. The reversal of 14013840 is 4831041.

14013840 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (14013833) and next prime (14013847).

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (14013847) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28956 + ... + 29435.

Almost surely, 2^14013840 is an apocalyptic number.

14013840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14013840 is an abundant number, since it is smaller than the sum of its proper divisors (29429808).

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

14013840 is a wasteful number, since it uses less digits than its factorization.

14013840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58407 (or 58401 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 14013840 is about 3743.5063777160. The cubic root of 14013840 is about 241.0936201872.

Adding to 14013840 its reverse (4831041), we get a palindrome (18844881).

The spelling of 14013840 in words is "fourteen million, thirteen thousand, eight hundred forty".