14040312 has 64 divisors (see below), whose sum is σ = 41247360. Its totient is φ = 3926400.

The previous prime is 14040311. The next prime is 14040343. The reversal of 14040312 is 21304041.

It is a super-2 number, since 2×14040312² = 394260722114688, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 14040291 and 14040300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14040311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1387 + ... + 5477.

It is an arithmetic number, because the mean of its divisors is an integer number (644490).

Almost surely, 2^14040312 is an apocalyptic number.

14040312 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 14040312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20623680).

14040312 is an abundant number, since it is smaller than the sum of its proper divisors (27207048).

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

14040312 is a wasteful number, since it uses less digits than its factorization.

14040312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4124 (or 4120 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 14040312 is about 3747.0404321277. The cubic root of 14040312 is about 241.2453324913.

Adding to 14040312 its reverse (21304041), we get a palindrome (35344353).

The spelling of 14040312 in words is "fourteen million, forty thousand, three hundred twelve".