12333340 has 24 divisors (see below), whose sum is σ = 26050752. Its totient is φ = 4904640.

The previous prime is 12333329. The next prime is 12333341. The reversal of 12333340 is 4333321.

It is a super-2 number, since 2×12333340² = 304222551111200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12333341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1917 + ... + 5323.

It is an arithmetic number, because the mean of its divisors is an integer number (1085448).

Almost surely, 2^12333340 is an apocalyptic number.

12333340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12333340 is an abundant number, since it is smaller than the sum of its proper divisors (13717412).

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

12333340 is a wasteful number, since it uses less digits than its factorization.

12333340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3597 (or 3595 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 12333340 is about 3511.8855334421. The cubic root of 12333340 is about 231.0434005771.

Subtracting from 12333340 its sum of digits (19), we obtain a palindrome (12333321).

Adding to 12333340 its reverse (4333321), we get a palindrome (16666661).

The spelling of 12333340 in words is "twelve million, three hundred thirty-three thousand, three hundred forty".