14004012 has 48 divisors (see below), whose sum is σ = 35868672. Its totient is φ = 4217280.

The previous prime is 14003981. The next prime is 14004041. The reversal of 14004012 is 21040041.

It is a super-2 number, since 2×14004012² = 392224704192288, which contains 22 as substring.

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

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, 36373 + ... + 36755.

It is an arithmetic number, because the mean of its divisors is an integer number (747264).

Almost surely, 2^14004012 is an apocalyptic number.

14004012 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 14004012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17934336).

14004012 is an abundant number, since it is smaller than the sum of its proper divisors (21864660).

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

14004012 is a wasteful number, since it uses less digits than its factorization.

14004012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 678 (or 676 counting only the distinct ones).

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

The square root of 14004012 is about 3742.1934744211. The cubic root of 14004012 is about 241.0372468157.

Adding to 14004012 its reverse (21040041), we get a palindrome (35044053).

The spelling of 14004012 in words is "fourteen million, four thousand, twelve".