12314340 has 108 divisors (see below), whose sum is σ = 39275964. Its totient is φ = 3120768.

The previous prime is 12314333. The next prime is 12314353. The reversal of 12314340 is 4341321.

12314340 is a `hidden beast` number, since 1 + 231 + 434 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 8054244 + 4260096 = 2838^2 + 2064^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 286359 + ... + 286401.

Almost surely, 2^12314340 is an apocalyptic number.

12314340 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 12314340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19637982).

12314340 is an abundant number, since it is smaller than the sum of its proper divisors (26961624).

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

12314340 is a wasteful number, since it uses less digits than its factorization.

12314340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138 (or 90 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 12314340 is about 3509.1793912537. The cubic root of 12314340 is about 230.9246957554.

Adding to 12314340 its reverse (4341321), we get a palindrome (16655661).

The spelling of 12314340 in words is "twelve million, three hundred fourteen thousand, three hundred forty".