13240412 has 12 divisors (see below), whose sum is σ = 23199456. Its totient is φ = 6612000.

The previous prime is 13240391. The next prime is 13240421. The reversal of 13240412 is 21404231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2912 + ... + 5912.

It is an arithmetic number, because the mean of its divisors is an integer number (1933288).

Almost surely, 2^13240412 is an apocalyptic number.

It is an amenable number.

13240412 is a deficient number, since it is larger than the sum of its proper divisors (9959044).

13240412 is a wasteful number, since it uses less digits than its factorization.

13240412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4108 (or 4106 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 13240412 is about 3638.7376932118. The cubic root of 13240412 is about 236.5740835600.

Adding to 13240412 its reverse (21404231), we get a palindrome (34644643).

The spelling of 13240412 in words is "thirteen million, two hundred forty thousand, four hundred twelve".