14000000 has 112 divisors (see below), whose sum is σ = 39843240. Its totient is φ = 4800000.

The previous prime is 13999981. The next prime is 14000029. The reversal of 14000000 is 41.

14000000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (5).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 1999997 + ... + 2000003.

Almost surely, 2^14000000 is an apocalyptic number.

14000000 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 14000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19921620).

14000000 is an abundant number, since it is smaller than the sum of its proper divisors (25843240).

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

14000000 is an frugal number, since it uses more digits than its factorization.

14000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51 (or 14 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 5.

The square root of 14000000 is about 3741.6573867739. The cubic root of 14000000 is about 241.0142264175.

Adding to 14000000 its reverse (41), we get a palindrome (14000041).

The spelling of 14000000 in words is "fourteen million", and thus it is an aban number.