12003340 has 12 divisors (see below), whose sum is σ = 25207056. Its totient is φ = 4801328.

The previous prime is 12003337. The next prime is 12003349. The reversal of 12003340 is 4330021.

It is a self number, because there is not a number n which added to its sum of digits gives 12003340.

It is not an unprimeable number, because it can be changed into a prime (12003349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 300064 + ... + 300103.

It is an arithmetic number, because the mean of its divisors is an integer number (2100588).

Almost surely, 2^12003340 is an apocalyptic number.

12003340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12003340 is an abundant number, since it is smaller than the sum of its proper divisors (13203716).

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

12003340 is a wasteful number, since it uses less digits than its factorization.

12003340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600176 (or 600174 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 12003340 is about 3464.5836690719. The cubic root of 12003340 is about 228.9640873490.

Adding to 12003340 its reverse (4330021), we get a palindrome (16333361).

The spelling of 12003340 in words is "twelve million, three thousand, three hundred forty".