14040012 has 72 divisors (see below), whose sum is σ = 39599616. Its totient is φ = 3792096.

The previous prime is 14040001. The next prime is 14040023. The reversal of 14040012 is 21004041.

It is an interprime number because it is at equal distance from previous prime (14040001) and next prime (14040023).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a self number, because there is not a number n which added to its sum of digits gives 14040012.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30093 + ... + 30555.

Almost surely, 2^14040012 is an apocalyptic number.

14040012 is a gapful number since it is divisible by the number (12) 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 14040012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19799808).

14040012 is an abundant number, since it is smaller than the sum of its proper divisors (25559604).

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

14040012 is a wasteful number, since it uses less digits than its factorization.

14040012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515 (or 494 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 14040012 is about 3747.0004003202. Note that the first 3 decimals coincide. The cubic root of 14040012 is about 241.2436142457.

Adding to 14040012 its reverse (21004041), we get a palindrome (35044053).

The spelling of 14040012 in words is "fourteen million, forty thousand, twelve".